1.Material: the square carpet surface is fluffy cotton and polyester velvet, very soft and comfortable. Made of high density EVA foam at the bottom, this soft foam carpet tile provides good support and cushioning effect on the hard floor surface. Protect the floor or person from scratches and jingles. Can be reused, long-term use is not easy to fade, deformation or fracture 2.Size: includes 12 tiles, area 12 square feet, chain foam tiles measuring about 12 x 12 x 0.6 inches/30 x 30 x 1.5 cm, you can assemble them according to your preferences or actual needs, without taking up too much space (each tile has a border) 3.Easy to install and place: this Eva Carpet has a unique interlock design that is easy to install and remove. It takes up very little storage space because they are stacked properly on top of each other, making it a useful option. 4.Multi-purpose: soft and comfortable carpet tiles can be used to decorate Parlors, bedrooms, playrooms, nurseries, offices and many other occasions, both beautiful and practical. Also applies to the room, can greatly reduce the falls caused by injury