BAUER XR400 Roller Hockey Skate features Tech Nylon with OD1n-inspired X-rib pattern. Thermo-adjustable upper for a more customizable fit. Additional abrasion guards on both sides of the quarter package. Exterior embossed heel cup and ankle support. Anaform ankle padding. Moisture wicking microfiber liner. Anatomical, 2-piece 40oz felt tongue construction with integrated medium-density metatarsal guard. Bauer Vapor unwaxed laces. Injected TPR outsole. Two-piece Hi-Lo™ Vanguard™ ventilator steel frame that utilizes two (2) 76mm wheels in the front and two (2) 80mm in the rear to offer an aggressive angle for agility and to maintain a low center of gravity. Bauer Square flush two-piece 6mm axles. Hi-Lo Court 76A (Soft) Indoor Wheels that are ideal for sport court, wood, and smooth concrete surfaces. Hi-Lo™ ABEC 5 608 bearings.