There are two kinds of sizes in the set, 60x100 and 40x60. thickness: 8.5 mm artificial leather thickness: 3.20 mm intermediate sponge: polyester 4 mm upper fabric: 1.3 mm velvet fabric, produced with nano technology, has a silky smooth surface, has anti-allergic, antibacterial, trouble-free stain-proof fabric, 30° washing machine washable, stains can be wiped with a soapy cloth. they are practical products with ease. subfloor: it is leather, it does not slip on any floor, it does not make dust and air, so it has a non-slip sole feature. weaving type: it is a digital print carpet. cleaning: you can wash it in carpet washing machines or carpet washing centers Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.