Thickness of the carpet: 18,5 mm. Total weight: about 2,75 kg/m2. Type of yarn: 100% polyamide. Country of origin: Belgium. Item is brand new. It is possible to buy non-slip mats which works that the carpet not slipp on the floor (mat available in another section) | RugsX Wall-To-Wall Discretion Rug in Grey | Size: 150 cm x 400 cm