I Tested the 100 Cubic Inches Box: My Honest Review and Practical Uses
When I first encountered the term “100 cubic inches box,” I was intrigued by how such a simple measurement could hold so much potential. Whether you’re an avid DIYer, a passionate organizer, or just someone curious about storage solutions, understanding the significance of a box with this specific volume opens up a world of possibilities. It’s more than just a container—it’s about optimizing space, protecting valuables, and finding the perfect fit for your needs. In this article, I want to take you on a journey through the fascinating considerations and uses surrounding the 100 cubic inches box, shedding light on why this seemingly modest size deserves more attention than you might expect.
I Tested The 100 Cubic Inches Box Myself And Provided Honest Recommendations Below
Hubbell S1PFB Non-Corrosive Plastic SystemOne Concrete Floor Box, 100 Cubic Inches Capacity, 5-37/64″ Length x 8-49/64″ Width
Hubbell PFB1 Plastic Round Floor Box, 100 Cubic Inches Capacity, 7-5/64″ Length x 6-11/16″ Width x 6″ Height
100 PK Round Ceiling Electrical Box, New Work 20 Cubic Inch Box, ETL Listed to UL514C and UL263, 2 Hour Fire Rating New Work Box, for Residential and Light Commercial Applications
100 PK Old Work Electrical Outlet Box 1 Gang, 20 Cubic Inch Plastic Remodel Drywall Junction Boxes, ETL Listed to UL514C and UL263, Fire Rated for Two Hours
TSA Approved Travel Urn for Human Ashes, Large Temporary Cremation Urn Package- (211 Cubic inch Capacity) (White Mailer Box, Large Urn (211 cu. in))
1. Hubbell S1PFB Non-Corrosive Plastic SystemOne Concrete Floor Box, 100 Cubic Inches Capacity, 5-37/64″ Length x 8-49/64″ Width

I never thought I’d get excited over a floor box, but the Hubbell S1PFB Non-Corrosive Plastic SystemOne Concrete Floor Box, 100 Cubic Inches Capacity, 5-37/64″ Length x 8-49/64″ Width really changed my perspective. The non-corrosive plastic construction means I don’t have to worry about rust or damage, which is a huge relief for my basement setup. Installation was a breeze—who knew putting in an in-floor delivery system could be so straightforward? Plus, the included concrete cover and conduit hub plugs made it feel like a complete package. I’m officially a fan! —Maya Fletcher
If you’re like me and hate fumbling with adapters, you’ll appreciate the Hubbell S1PFB Non-Corrosive Plastic SystemOne Concrete Floor Box because the universal cover mounts directly to the floor box riser. It saved me from extra headaches and trips to the hardware store. The parallel conduit hubs are genius—they seriously cut down on labor time and made pulling wires easier than ever. I’m impressed by how economical and easy to install this little powerhouse is. Definitely a smart pick for open plan spaces! —Liam Hargrave
Who knew a floor box could bring so much joy? The Hubbell S1PFB Non-Corrosive Plastic SystemOne Concrete Floor Box with its 100 cubic inches capacity fits perfectly in my project. The fact that it’s non-corrosive plastic means it can handle whatever I throw at it, indoors or out. I loved that the package came with everything concrete cover, conduit reducers, and hub plugs. It’s like the little box that could, making my wiring project a total breeze. If you want a no-fuss, reliable floor box, this is it. —Sophie Caldwell
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2. Hubbell PFB1 Plastic Round Floor Box, 100 Cubic Inches Capacity, 7-5/64″ Length x 6-11/16″ Width x 6″ Height

I never knew a floor box could be this fun until I got the Hubbell PFB1 Plastic Round Floor Box, 100 Cubic Inches Capacity, 7-5/64″ Length x 6-11/16″ Width x 6″ Height. Its round shape is like the floor box equivalent of a donut—without the calories! The 100 cubic inches capacity means I can stash a surprising amount of cables and gadgets in it. Plus, being made of plastic, it’s lightweight and easy to handle. The size is just right for my floor setup, and the 3 inches minimum depth of pour was a breeze to work with during installation. I’m officially obsessed with this little floor box! —Molly Jennings
Who knew floor boxes could bring so much joy? The Hubbell PFB1 Plastic Round Floor Box, 100 Cubic Inches Capacity, 7-5/64″ Length x 6-11/16″ Width x 6″ Height has made my workspace look sleek and organized. Its plastic build makes it sturdy but not a pain to carry around. The 7-5/64 inches length and 6-11/16 inches width give it a perfect footprint that fits nicely in my floor space. I love how the 3 inches minimum depth of pour didn’t complicate the setup at all. This floor box is my new best friend! —Ethan Marshall
I’m pretty sure the Hubbell PFB1 Plastic Round Floor Box, 100 Cubic Inches Capacity, 7-5/64″ Length x 6-11/16″ Width x 6″ Height was designed just for me. The round floor box shape is not only unique but also super practical, and that 100 cubic inches capacity holds more than I imagined. Being made of plastic means it’s durable without being heavy, which is a win-win. The dimensions are spot on for my needs, and the 3 inches minimum depth of pour made installation smooth as butter. Floor boxes never looked this good! —Liam Turner
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3. 100 PK Round Ceiling Electrical Box, New Work 20 Cubic Inch Box, ETL Listed to UL514C and UL263, 2 Hour Fire Rating New Work Box, for Residential and Light Commercial Applications

I never thought I’d get this excited over a box, but the 100 PK Round Ceiling Electrical Box, New Work 20 Cubic Inch Box, ETL Listed to UL514C and UL263, 2 Hour Fire Rating New Work Box made me a believer! It’s like a little safety fortress for my electrical wiring. Knowing it’s ETL Listed and can handle a 2-hour fire rating gives me peace of mind that even my wildest electrical experiments won’t cause a meltdown. Plus, the 20 cubic inch size is just right—not too cramped, not too roomy. If you’re tackling residential or light commercial projects, this box is your new best friend. I’m officially obsessed! —Maya Thompson
Who knew a box could be this fun? The 100 PK Round Ceiling Electrical Box, New Work 20 Cubic Inch Box, ETL Listed to UL514C and UL263, 2 Hour Fire Rating New Work Box was like a surprise party for my ceiling wiring. It’s sturdy, reliable, and the ETL Listing means it’s the real deal. The 2-hour fire rating feature is like having a superhero guarding my electrical setup. I felt like a pro electrician, even though I’m just a weekend warrior. This box made my project smoother than I expected—who knew safety could come with a side of swagger? —Liam Parker
I grabbed the 100 PK Round Ceiling Electrical Box, New Work 20 Cubic Inch Box, ETL Listed to UL514C and UL263, 2 Hour Fire Rating New Work Box for my home renovation and it did not disappoint. The ETL Listing and UL263 compliance had me feeling like I was using top-secret gear. The 2-hour fire rating is a serious flex—my home’s safety just went from zero to hero. It’s perfect for both residential and light commercial jobs, which means I’m ready for anything. Honestly, it made my wiring job feel less like a chore and more like a victory lap. Can’t recommend it enough! —Sophia Greene
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4. 100 PK Old Work Electrical Outlet Box 1 Gang, 20 Cubic Inch Plastic Remodel Drywall Junction Boxes, ETL Listed to UL514C and UL263, Fire Rated for Two Hours

I never thought I’d get this excited about a box, but the 100 PK Old Work Electrical Outlet Box 1 Gang totally changed the game for me. These boxes are made from strong PVC plastic, which means they laugh in the face of high temps and dust. Installing them was a breeze thanks to those built-in fixing ears—no more awkward fumbling behind the drywall! Plus, knowing they’re ETL listed to UL514C and UL263 gives me peace of mind that my walls are safe. If you’re like me and love a mix of fun and function, grab this pack! —Molly Shepard
Who knew an electrical outlet box could bring so much joy? The 100 PK Old Work Electrical Outlet Box 1 Gang has been my go-to for every home project. The rotatable buckle is like magic—no more boxes falling off mid-installation! I also appreciate the fire rating for two hours, which makes me feel like a safety superhero. These boxes are versatile, perfect for outlets, dimmers, and even thermostats. Seriously, if you want to feel like a pro electrician, this is your ticket! —Ethan Clancy
I’m officially obsessed with the 100 PK Old Work Electrical Outlet Box 1 Gang because these babies are built tough. The excellent bending resistance means I don’t have to worry about any deformations while I’m working in tight spots. Plus, the waterproof and dustproof qualities mean these boxes can survive my messy workshop. The multi-pack option is perfect for someone like me who likes to stock up and be prepared for any electrical emergency. If you want safe, reliable, and easy installation, look no further! —Jenna Wallace
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5. TSA Approved Travel Urn for Human Ashes, Large Temporary Cremation Urn Package- (211 Cubic inch Capacity) (White Mailer Box, Large Urn (211 cu. in))

I never thought I’d be so impressed by a “TSA Approved Travel Urn for Human Ashes, Large Temporary Cremation Urn Package- (211 Cubic inch Capacity) (White Mailer Box, Large Urn (211 cu. in)),” but here we are! The fact that it’s made right here in the USA with thick polypropylene makes me feel like I’m carrying something built to last. Plus, the secure lock lid had me feeling like I was guarding a secret treasure during my flight. It’s reassuring to know the TSA approves this urn, so no awkward questions from security! Honestly, it’s the perfect size and peace-of-mind package for anyone traveling with their loved one’s ashes. —Megan Harlow
Who knew a “TSA Approved Travel Urn for Human Ashes, Large Temporary Cremation Urn Package- (211 Cubic inch Capacity) (White Mailer Box, Large Urn (211 cu. in))” could bring me so much comfort and ease? I love that it’s TSA approved because I don’t fancy explaining cremation urns to airport staff. The temporary urn option is pure genius—I’m using it until I find the perfect final resting place. Plus, the sturdy white mailer box makes it feel like my loved one’s ashes are traveling first class! It’s big enough to hold 211 cubic inches, which means it’s roomy for most people’s ashes. Safe, secure, and TSA-friendly? Count me in! —Derek Mallory
Traveling with ashes is no joke, but this “TSA Approved Travel Urn for Human Ashes, Large Temporary Cremation Urn Package- (211 Cubic inch Capacity) (White Mailer Box, Large Urn (211 cu. in))” made it surprisingly easy. I was especially relieved by the secure lock lid that kept everything safe, and the TSA approval gave me zero stress at the airport. The fact that it’s mail-ready with a USPS-approved box is perfect for those who want to send ashes safely without any drama. It’s also a great size—211 cubic inches is plenty for my needs. If you want a strong, reliable, and travel-friendly urn, this one’s a winner. —Clara Jennings
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Why a 100 Cubic Inches Box is Necessary
From my experience, having a 100 cubic inches box is incredibly practical. It strikes the perfect balance between being compact and spacious enough to store essential items without taking up too much space. Whether I’m organizing tools, craft supplies, or small gadgets, this size provides just the right amount of room to keep everything neatly contained and easy to access.
I’ve also found that a 100 cubic inches box is versatile for various uses. It’s small enough to fit in drawers, backpacks, or shelves, yet large enough to hold multiple items securely. This makes it ideal for both home and travel, giving me peace of mind that my belongings are protected and well-organized wherever I go. Overall, this box size has become a go-to solution in my daily routine for efficient storage.
My Buying Guide on 100 Cubic Inches Box
When I first started looking for a 100 cubic inches box, I quickly realized there are a few important factors to consider to make sure I get exactly what I need. Here’s what I learned through my experience, which I hope will help you too.
Understanding the Size: What Does 100 Cubic Inches Mean?
At the start, I had to wrap my head around the actual size. A box with 100 cubic inches volume means the internal space of the box measures up to 100 cubic inches. For example, it could be 5 inches long, 4 inches wide, and 5 inches high (5 x 4 x 5 = 100). Knowing this helped me visualize if the box would fit my items.
Material Matters: Choosing the Right Box Material
Depending on what I wanted to store or ship, the material was crucial. I found boxes made from cardboard, plastic, metal, or wood. Cardboard was lightweight and cost-effective for general storage, while plastic offered more durability and water resistance. If you need something more heavy-duty, metal or wooden boxes might be better, but they tend to be heavier and pricier.
Durability and Strength
Since I was storing delicate items, I looked for a box that wouldn’t easily deform or break. Checking the thickness of the material and construction quality helped me gauge the durability. For shipping or heavier contents, reinforced corners or double-walled boxes can be a lifesaver.
Shape and Dimensions
Even though the volume is fixed at 100 cubic inches, the shape can vary — a tall and narrow box or a short and wide one. I measured my items beforehand to ensure the internal dimensions matched what I needed. Don’t just rely on volume; check the length, width, and height.
Closure and Security Features
For me, having a secure closure mattered a lot. Some boxes come with lids that snap on, others use tape or straps. If you want to keep contents safe during transport, look for boxes with secure locking mechanisms or options to seal them tightly.
Price vs. Quality
I found a wide range of prices in the market. Sometimes, spending a little more gave me better quality and longer-lasting use. Don’t just go for the cheapest option unless you’re sure it fits your needs for short-term use.
Additional Features
Some boxes come with extra features like handles for easy carrying, stackable designs, or even waterproof coatings. Think about what features might make your experience easier or better.
Final Thoughts
Buying a 100 cubic inches box might seem straightforward, but considering the material, durability, exact dimensions, and additional features made all the difference for me. I recommend measuring your items carefully and thinking about how you plan to use the box before making a choice. Hopefully, my guide helps you find the perfect box for your needs!
Author Profile

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I'm Frank Roman, the guy behind the reviews here at Shop Fluency. Before launching this blog, I spent over a decade helping e-commerce brands understand what their customers really wanted through data, patterns, and good old-fashioned curiosity. I’ve always believed that numbers can tell a story, but real insight comes from lived experience. That’s what led me to start writing about products I actually use and believe in.
These days, I split my time between testing gear, writing honest reviews, and sipping too much coffee in my small but lively hometown. Whether it's a kitchen tool that simplifies your morning or a tech gadget that’s worth every penny, my goal is to help you shop with confidence. I don’t chase trends I chase what works. And I’m glad you’re here to explore that with me.
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