Baby car safety seat, for new born baby (0-4 years old), 0-18kgs approx Material : HDPE+cloth+sponge+metal ... size: 52*48*90 Baby car safety seat, for new born baby (0-4 years old), 0-18kgs approx Material : HDPE+cloth ... not undermine the car itself. Baby car safety seat, for new born baby (0-4 years old), 0-18kgs approx