The summer 2 level booster seat provides an ultra compact folding design for easy storage and portability making it perfect for storage and travel it allows your child to eat at an adult table or can be used as a highchair with tray when attached to a chair features 2 level height adjustment 3 position full sized tray is removable and dishwasher safe ultra compact folding design for storage and portability 3 point restraint system chair straps secure to booster seat