adidas 3 Stripes Rubber X3 Basketball Properties: Get in the game. Grab this adidas basketball for a spontaneous match on the hardwood or the asphalt. Soft and durable rubber makes every bounce and catch easy, whether you're practicing alone or playing with friends. The 3-Stripes on the surface give it a distinctive look. Size: 7 Durable rubber Butyl bladder Printed 3-Stripes logo and 3-Stripes Requires air filling Material: rubber Color: orange