Prince Lionheart Squish Booster Seat, Berry Blue, 3-Point Harness And Dual-Strap System, Easy To Wipe Clean, And Lightweight. About the product The only booster seat with a suspended seating area, so it's super comfy for kids 18m+ - 5 years or 60lbs! (It may look like rubber/foam on top of hard plastic, but it's not.) Three-point harness and dual-strap system for the chair-a fancy way of saying this is one safe seat. Easy to wipe clean, waterproof and lightweight for ease of travel. Slip and scratch-resistant to protect furniture. Family owned since 1973 --committed to helping growing families as only a family can!