This product used in the car safty seat to protect the baby , , can maximum relief the pressure and excellence impact resistence , the surface with non-slip material, avoid children slip in the chair . Surface: Stretchable and breathable lycia TPU Film Memory Foam filled with TPR Nonslip Material Feature: 1. use medical grade gel material , non-toxic ,non-caustic, reusable 2. Relief pressure and transport the weight around the hip into whole cushion , can maximum prevent pressure ulcer 3. Special material keep good impact resistence. 4. Special material ensure amazing comfortable and softable and keep the temperature stay the same during long time sitting . 5. Good Ventilate , the contact surface is covered by breathy mesh fabric and TPU , which promotes heat emission when sitting 6. Adopt human body health protection design , ventilate / non-distortion / uneasy penetrated after long time seating . 7. With non-slip material in the back and surface , ensure baby unslip in the cushion 8. Washable and recycling Size:75 × 45 ×1 CM Weight:850 g± 5%