The Blackburn 20" BMX Bike Tire with Anti Puncture Technology is a smart choice for anyone who owns a compatible bike. Anti Puncture Technology provides a protective layer with increased strength and extra puncture resistance. Our BMX bike tire features a carbon steel bead for extra safety, and tire strength. They are extremely durable and built to stand up to the elements. The knobby tread design of this bike tire provides superior traction with excellent grip and control for BMX tracks, dirt or pavement, so you can enjoy your rides without worry. Conveniently, these tires fold and unfold without damage, making them easy to transport from place to place. Blackburn tires are ultra-durable and made for adventure. The tires will stand the test of time, ride after ride.