Ship Carpet Floor Office Computer Work Chair Mat Useful Plastic 1200 x 900mmFeatures Made of PVC materialIdeal for protecting your floorsGrippers on the back side of the matSuitable for carpeted floorsSpecifications Size: 900mm x 1200mmThickness: 5mm including dimplesMaterial: PVCColour: ClearPackage1 x Chair MatPlease note: As the chair mat is packaged in a roll up shape, it is recommended to put it under a heavy weight item for 2 3 days to flatten it. If it is still roll up, please run it with hot water and let it cool down