BAUER XR500 Roller Hockey Skate features a tech nylon quarter package with OD1n-inspired updated X-rib pattern. Thermoformable upper for a customizable fit. Additional abrasion guards on both sides of the quarter package. Patented anatomical heel and ankle support. Anaform ankle padding. Hydrophobic microfiber liner. Anatomical, 2-piece 40oz felt tongue construction with integrated high-density metatarsal guard. Bauer Vapor unwaxed laces. Injected TPR outsole. One-piece Hi-Lo™ Vanguard™ Ventilator aluminum frame that utilizes (2) two 76mm in the front and two (2) 80mm in the rear. The Ventilator frame offers an aggressive angle and helps maintain a low center of gravity. Bauer square flush two-piece 6mm axles. Hi-Lo™ Clinger XXX 74A (Soft) Indoor wheels that are ideal for sport courts, wood, or smooth concrete surfaces. Hi-Lo™ ABEC 7 608 bearings.