60 X 96 Extension Right Studded | Black .145 Inch Vinyl Extension Left Thickest Chair Mat | Clear .250 Inch Vinyl it has no way to

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

This situation could be very unhealthy and expensive

The sum of the measurements entered into Sides G E C & M must equal the sum of the measurements entered into Sides K & I

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

The sum of the measurements entered into Sides M C & E must equal the sum of the measurements entered into Sides G I & K

60 X 96 Extension Right Studded | Black .145 Inch Vinyl Extension Left Thickest Chair Mat | Clear .250 Inch Vinyl it has no way toNeed help measuring? Click here to be taken to a tutorial video. Make sure sides A & B are not larger than the material's sheet size. The sum of the measurements entered into Sides C & E must equal the measurement entered into Side B. The sum of the measurements entered into Sides D & F must equal the measurement entered into Side A. The Breathe Through Option Chair mats create a great surface to roll on, but when a chair mat is placed on a carpeted