... .A variety of play. 4. New movement, new feeling. Application: 1.Arm strength fitness bike, new movement, new feeling. 2. It's a sports ... popular in China)2. high quality ,Excellent material .(High quality steel, not easy to be damaged,can load 70KGS)3 Wear ... ,comfortable.( High elasticity sponge )5.A variety of play 2012 hot sale New model skateboards Arm strength fitness bike