The airplane and motorcycle are made of a durable Roto molded polyethylene with weather resistant decals. They come in bright colors that resist fading. Each one comes with an enclosed rubber spring that helps to prevent pinching and provides a smooth ride. Decals are applied with heat. They will be hard to remove and resist fading. The airplane is 23" from ground to seat and the motorcycle is 26. The airplane dimensions are, 23 L x 21 W x 38 H. The motorcycle dimensions are, 23 L x 16 W x 35 H. The plate is 10" square 8.25" center to center. This product should last 2 years in harsh conditions and up to 5 years in optimal conditions. Some conditions may require replacement sooner.