Mxfans 12mm Hex Green Plastic Y-Shape Wheel Rims & Black 70mm Diameter Beard Pattern Rubber Tires RC 1:10 On Road Racing Car Pack of 4 It is suitable for RC 1:10 On Road Car ,which is easy to install. Beard pattern tyres are made of rubber,with sponge inside. Y-Shape Wheel Rims are made of plastic which has lighter weight, new appearance, and more flexible mobility. Drive hex is 12mm Note: The tyres and wheel rims are separated, you need to assemble and glue them together by yourself.