1The product is very resistant to dirt and bites, and does not have balls and is not easy to stick to hair. 2This product is can be used all year round, the material is soft and comfortable. 3The cushion can be disassembled, making it easier to change and wash and more sanitary. 4The bottom is made of Oxford dot plastic cloth, which is nonslip and strong. 5The workmanship is exquisite and the stitching is very smooth, which can be used for a long time.