The BAUER VAPOR X4 Roller Hockey Skate was designed for competitive players looking to take that next step in their game. Featuring lightweight materials and performance-level tech, the X4 Roller Hockey Skate is perfect for continuing to improve in-game ability while gaining an extra edge against opponents. Details: CURV Composite – The world’s first self-reinforced, 100% thermoplastic composite material made to withstand most things the game of roller hockey can throw at it. Pro Stock Comfort Tongue – Made to give you a professional feel and performance without any extra weight. Two-Piece Aluminum Chassis – A lightweight chassis helps you stay light on your feet without compromising performance. Labeda Gripper Crossover Wheel – The Labeda Gripper Crossover Wheel is designed to be perfect on any hard surface, including sport courts, wood, smooth concrete, and smooth asphalt. Its smaller core design allows the outer urethane mass to flex, maximizing grip and speed. Specs: Level PERFORMANCESize 7-11 FULL AND HALF SIZES (FIT 2) Intermediate 1063584, [4-6.5 FULL AND HALF SIZES (FIT 2)]Key Upgrades CURV COMPOSITE, CNC ALUMINUM CHASSISQuarter Package 3D LASTED CURV COMPOSITELining Material SUBLIMATED WITH COMFORT EDGE Ankle Padding MEMORY FOAMTongue PRO STOCK 40oz FELT WITH INSERTFootbed FORM FITThermoformable ANAFORM UPPEROutsole DIGI COMPChassis ACCELERATOR - ALUMINUM CHASSISWheels LABEDA GRIPPER CROSSOVER (Size 6.0/6.5: 80mm/76mm Size 4.0-5.5 68mm/72mm)Toe Cap ASYMMETRICAL Bearings ABEC 7 Bauer Vapor Junior Inline Skate Sizing: Skate Size 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 US Shoe 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 EU Shoe 33.5 34 35 35.5 36 36.5 37.5 38 38.5 39 UK Shoe 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 CM / Centimeters (on Box label) 21.0 21.4 21.8 22.2 22.6 23.1 23.5 23.9 24.3 24.7