DESIGN: Single-piece composite boot Wheels: 82A PU casted | high rebound | 125mm in size | glass-filled plastic core Sturdy hard-shell boot with fit lining for comfort while skating FEATURES: Durable aircraft grade polished aluminum frame Lever buckle for superior ankle support and easy on/off ABEC-7 8mm precision speed bearings for a smooth, enjoyable skate ADDITONAL DETAILS: Great for recreational speed skating Can be used both indoors and outdoors Provides the perfect mix of mobility, speed and comfort