K2 Skates - Kinetic 10.0 (Black) - Women's: The Kinetic 10.0 is designed for someone who uses skating as his or her primary workout tool. This skate has K2's convenient Quick Lace system (plus ExoFlo cage, powerstrap, and buckle), precise fit Coolmax/Drytex II lining, Power frame, 80mm (82A) wheels, and ILQ-9 bearings. Along with a chromed power frame and the added breathability of the ExoFlo system, this skate is one of the lightest and most ventilated skates on the market.