Our On-The-Go Booster Seat seems to appear & disappear like magic Pull out the valve & it self-inflates into a sturdy & comfortable full-size booster seat the adjustable safety belt with T-restraint helps hold your child securely Mealtime over Just press out the air & fold down the back With a self-carry handle it s compact lightweight & ready to go Take it anywhere From 12 months Measures 8 6 x 26 2 x 30 cm & weighs 1 1 kg