Children's Booster Group 3 Approved SpongeBob SquarePants New group III children's booster seat for SpongeBob SquarePants. Extra comfortable 3 cm 100% washable and removable foam cover. Made of high-density polyethylene (HDPE) + polyester. Perfect for the little ones in the house to travel happily with their favorite character. Group III for children between 22 and 36 kg. European approval ECE R44/04.