Unleash the atom. Show off your out-of-this-world skill with these bold neon soccer balls. Each set of balls is with six vibrant shades - radioactive red, gamma ray green, electric blue, ultraviolet, proton pink, and stellar yellow. These balls are regulation size 5, 8.5" and are great for teaching young players about the sport. This set has an air pump for inflating as well as a mesh storage bag. Our soccer balls are made of rubber material, perfect for playing on a soccer field, in the grass, or at a gym. You can use them for indoor and outdoor play. These playground balls are great for working out big bursts of kinetic energy and creating all sorts of healthy reactions throughout your exercising body. Best yet, we have got basketballs, footballs, and soccer balls, so you can show your true colors indoors and out, all year round.