60 X 96 Rectangle | Studded Chair Mat Black .145 Vinyl Computer Right NonStudded Chair Mat | Clear .125 Inch Vinyl A beveled edge can be

A beveled edge can be useful when you need to transition smoothly on or off a chair mat

it has no way to escape so it sits under the chair mat until mold starts to grow

Make sure sides A & B cannot are not larger than the material's sheet size

The Breathe Through Option

you have the potential for a serious problem

60 X 96 Rectangle | Studded Chair Mat Black .145 Vinyl Computer Right NonStudded Chair Mat | Clear .125 Inch Vinyl A beveled edge can beThe Breathe Through Option Chair mats create a great surface to roll on, but when a chair mat is placed on a carpeted area, where the concrete under the carpet was not properly sealed or has no moisture barrier, you have the potential for a serious problem. This problem also arises when the air conditions are very humid. The moisture under the mat is trapped, it has no way to escape so it sits under the chair mat until mold starts to grow. The carpet