SEAT CUSHION FABRIC: the seat cushion is made of cotton and linen fabric and high-density sponge, comfortable and soft. NON-SLIP BUCKLE DESIGN: Non-slip buckle is an important part of the chair. Non-slip design, easy to use, can effectively fix the chair cushion and stool, and is not easy to slip. EASY TO CLEAN: The chair cushion adopts zip design, the cushion cover is removable, and the cushion cover can be washed directly in the washing machine. Chair cushion size : Seat Pads size include 25x25x5cm , 25x25x8cm , 28x28x5cm , 28x28x8cm , 30x30x3cm , 30x30x5cm , 30x30x8cm , 35x35x3cm , 35x35x5cm . 35x35x8cm , 40x40x3cm , 40x40x5cm , 40x40x8cm , 45x45x3cm , 45x45x5cm , 45x45x8cm , 50x50x3cm , 50x50x5cm , 50x50x8cm WIDELY USED: square Chair Pad for chairs, stools, floor, living room, kitchen, bedroom, playroom, car, patio, garden, balcony, home, etc