Material: Made of high-quality waterproof polyester fiber. The filler is made of great 3D PP material, soft and comfortable, better than common filler Size: Each pillow insert is 16x16in(40x40cm). Because it's made by hand, there may be an error of 1-2cm Multi-purpose: Set of 4 waterproof throw pillow inserts for your home decoration. Waterproof design is suitable for outdoor, balcony, garden, farmhouse, patio, living room, bedroom, sofa, kitchen, office, etc Warm Tips: The cushion insert is packed in vacuum compression. After opening the package, please follow the three methods in the instructions to make the pillow fluffy. It will create a wonderful rest time for you Perfect Gift: Come with an exquisite gift box, it's a great gift for your family and friends OTOSTAR pillow insert is soft and comfortable, giving yourself a wonderful rest time after a hard day of work. Enough support and protection for your neck, waist, and head as you lie in bed or back support for when you're in a seated position. Waterproof design can be used indoors or outdoors. Our cushion inner pad is made of high-quality waterproof polyester fiber and the filler is made of great 3D PP material, which is soft and durable. Perfect for outdoor, balcony, garden, farmhouse, patio, living room, bedroom, sofa, kitchen, office, etc