Juice Smoothie Roller Skate Wheels Watermelon 65mm 78a, 4-PackBrewed fresh with only the finest urethanes by the wheel worlds top manufacturer located in Southern California The new Java Series derby wheels from Juice were developed especially for Derby players searching for a more affordable, yet durable, and high performance wheel they can count on over and over during practice, during a bout, or just working out. Three hardnesses for those slippery surfaces where a hybrid wheel bogs down and the harder wheels