Bamboo vs Foam vs Plastic Footrest: What Actually Lasts

Most footrest regret isn't about the design. It's about the material. Here's how memory foam, plastic, and bamboo hold up over a few years of daily use, so you buy one once.

By Nora Bennett · Ergonomics & home-office writer · Last reviewed June 12, 2026 · ~9 min read

A footrest is a simple object, so it's easy to assume they're all roughly the same and to grab whatever is cheapest. Then six months later it's sagging, sliding, or cracked, and you're shopping again. The thing that decides whether that happens isn't the shape or the brand. It's what the footrest is made of.

Three materials cover almost everything you'll see: memory foam, molded plastic, and solid wood, usually bamboo. They fail in different ways and on different timelines. Here's what each one actually does under a full day's weight, what reviewers keep reporting, and which one fits which person.

The short answer

The three materials at a glance

Material	Holds up over time?	Feel	Best for	The catch
Memory foam	Compresses and loses height (compression set)	Soft, cushioned	Light or occasional use	Sags; can drop below the height that closed your foot gap
Plastic (ABS/PP)	Thin walls flex; can crack or slide	Hard, a bit hollow	Tight budget, short-term	Flimsy under a full push; stability issues
Bamboo	Stays firm; doesn't compress	Solid, furniture-like	Daily, all-day use	Heavier and costs more than foam

Memory foam: great on day one, shorter every month

Memory foam feels wonderful when it's new. Your feet sink in a little, it's warm and soft, and in the store or the first week at your desk it wins easily. The trouble shows up later, and it's built into the material.

Foam engineers have a name for it: compression set. One foam converter defines it as "the permanent deformation of foam after it has been compressed for an extended period and then allowed to recover." In plain terms, hold foam squashed long enough and it stops springing all the way back. This is a known enough failure that there's a standardized lab test for it, ASTM D3574, which includes a "Constant Deflection Compression Set Test" measuring how much thickness foam loses after being held compressed. Your feet, resting on it for eight hours a day, are that test.

For a footrest, losing thickness costs you twice. You lose the cushion, which is the part you paid for, and you lose height. That second one is sneaky. If you bought a 4-inch foam rest because that's the gap between your feet and the floor, a rest that has settled to 3 inches no longer closes the gap, and your feet are half-dangling again without an obvious reason why. It's the single most common complaint in footrest reviews: great at first, flat and tired within months.

When is foam the right pick? For light or occasional use, a guest desk, a few hours a week, or travel, where it won't be compressed all day and the softness is the whole point. As an all-day, everyday support, it's the one most likely to disappoint you by next season.

Plastic: cheap to buy, easy to regret

Plastic is the budget option, and sometimes budget is exactly right. The trade-off lives in the walls. To hit a low price, molded footrests are made thin, and thin plastic behaves in two unhelpful ways.

First, the common rigid plastic, ABS, doesn't bend gracefully. An injection-molding guide puts it bluntly: ABS "carries a load well, but will snap as opposed to bend, exhibiting brittle failure." Second, plastics can get more brittle as they age. A plastics-engineering source describes environmental stress cracking as "the premature embrittlement and subsequent cracking of a plastic due to the simultaneous and synergistic action of stress and contact with a chemical agent," which is a precise description of a footrest pushed on daily and wiped down with whatever cleaner is handy. In reviews, the recurring complaints line up with that: it flexes under a hard push, the surface cracks, or the whole thing skates across the floor when you shift your weight.

That last one matters more than it sounds. A footrest has one job, supporting your feet, and OSHA's guidance is that it should "provide stable support for the feet." A rest that rocks or slides when you don't want it to is quietly undoing the thing you bought it for. Plastic earns its place as a stopgap, a short-term or very-light-use option, or when the budget genuinely won't stretch further. Just don't expect it to be the last footrest you buy.

Bamboo: the boring choice that keeps working

Bamboo is the unexciting answer, and unexciting is what you want in a thing you stand on every day. It's hard, it doesn't compress, and unlike a thin plastic shell it doesn't have flexing walls to crack.

On the Janka scale, the standard test for wood hardness, bamboo flooring measures around 1380 for the natural type, a little above white oak (about 1360) and red oak (about 1290); the strand-woven kind runs far higher again. Footrest bamboo isn't always built the same way as flooring, so I won't pin one number on a specific rest, but the material itself sits squarely in hardwood territory, not soft. It doesn't take a compression set the way foam does, and a solid laminated panel has nothing thin to snap.

It's also the easy environmental pick. Bamboo is a grass, not a tree, and a fast one. A peer-reviewed review of bamboo materials puts the quickest species at up to a meter of growth a day, with a harvest cycle of three to five years, against the decades a hardwood takes, and the plant regrows from the same root system without replanting. So the material that lasts longest at your desk is also the one that grows back fastest in the ground.

The honest downsides: bamboo is heavier than a foam wedge, so it's less of a toss-in-a-bag travel piece, and it costs more than the cheapest plastic. Our KomfiNest rest is solid bamboo rated to 250 lb, built to stay flat and firm under a full day rather than settle or flex. For a desk you sit at daily, paying once for something that holds up, and that looks like furniture instead of office plastic, is the trade most people are glad to make.

Which material is right for you?

• Pick bamboo if you sit at the same desk most days and want to buy once. It holds its height and firmness for years and looks the part in a home office.
• Pick memory foam if you want a soft feel for light or occasional use, or a travel piece, and you don't mind replacing it when it flattens.
• Pick plastic if you need the cheapest possible option right now or a short-term stopgap, and you're fine treating it as semi-disposable.

One thing no material fixes: the wrong height. Before you buy anything, it's worth checking whether you even need a footrest and what height closes your gap. The feet-don't-reach-the-floor guide walks through it, and the Footrest Height Calculator gives you the number for your body and desk.

Frequently asked questions

Sources & references

• Gaska: Understanding compression set in foam (definition of the foam failure mode).
• Applied Technical Services: ASTM D3574 (the standardized compression-set test for flexible foam).
• Logs End: Janka hardness scale (natural bamboo ~1380 vs red oak ~1290, white oak ~1360; flooring-grade figures).
• Bamboo for the Future (peer-reviewed review, PMC: growth up to ~1 m per day; 3 to 5 year harvest cycle).
• Wefab: ABS vs polypropylene (ABS exhibits brittle failure, snaps rather than bends).
• Plastics Engineering (SPE), Consultant's Corner (environmental stress cracking in plastics).
• OSHA: Computer Workstations eTool, Chairs (a footrest should provide stable support).

Durability complaints described here reflect patterns in published user reviews; the material behaviors are sourced above. Last reviewed June 12, 2026. We update this page when the evidence, or our own testing, changes.

This article compares footrest materials for durability and feel. For whether you need a footrest at all, and the right height for your body and desk, see the feet-don't-reach guide and the height calculator linked above.