3 wheel scooter foldable design 2.Wheel Material: Polyurethane,6-inch wheels 4.Body Material: Iron 5.arking Bra 3 wheel scooter foldable designit has four size, S, ... available on the market. The Tri scooter is propelled simply by an easy scissors-like feet motion. In other words, the rider ... style2. Easy use, very funny, safe toy, suitable for kids and adults3. With a brake, make rider to be able ...