Heelys Roller shoes RESERVE LOW. Shoes that allow you to roll through life without needing a skateboard, that's the innovative concept from Heelys! This model hides a wheel under the rubber sole. Their fabric lining and synthetic insole are also nice. The Reserve Low has a synthetic upper in white. Smooth PU Upper that provides durability and comfort Padded collar and tongue for comfort and foot security Rubber Sole for extra grip and durability ABEC 5 Wheel bearings and Low-Profile Rubber Wheels for the Perfect Roll.