Office Chair Mat

Office chair mats on carpet and hard floors

A chair mat solves two problems. Casters sink into carpet pile, so rolling takes real effort and the repeated pressure crushes the fibers into permanent tracks. On a hard floor, casters scratch and grind grit into the finish. A mat spreads the load and gives the chair a surface built for it.

On low pile the difference is noticeable. On deep pile it decides whether the chair rolls at all.

Office chair mat size and shape

The mat has to match the floor, and this is the most common mistake with the product. A hard-floor mat has a smooth underside meant to hold by contact with a solid surface. Laid on carpet it sits on compressible pile, flexes every time a caster passes, and vinyl that flexes in the same place cracks along that line. Mats built for carpet have a gripping underside that anchors into the pile instead.

Size the mat to the area the chair travels over, not to the desk. Push back, turn to reach a side return, roll to a drawer: the mat needs to cover all of it, because a caster dropping off the edge marks the floor at the very spot the mat was meant to protect. A mat with a lip reaches under the desk so the chair stays supported when pulled fully in.

Chair mats that slide or crack

If a mat slides, check first that it is the right type for the floor. If it is, give a newly unrolled vinyl mat a day or two lying flat before judging it, since it keeps the memory of the roll and lifts at the corners until it relaxes.

Do not lay a mat over a rug to hold it still: the pile underneath causes the flexing that cracks vinyl. A tempered glass mat holds position by weight instead and will not crack or dish.

Every order ships free with delivery in 5 to 7 days.

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