Push your boundaries while performing that impossible stunt while around the neighborhood and the familiar streets while you wear this pair of Solo Hype Aggressive Skates by Rollerblade. This lightweight skate will keep rolling and grinding because the balance is low, this way you have control and flex during your jumps and while locking onto the rails. There is one 60mm wheel in the front and one in the back, in the middle are the two smaller 42mm wheels that will keep you rolling and on the rails as needed. The shell is molded and tough and can take a beating, so if you are hard on your skates, this pair is the ones to own. The secure and snug fit is due to the cuff strap, the 45 degree power strap and the lace combination. The SG7 bearings will keep you rolling and provide you with that smooth ride and speed you will need to get air. Control and accuracy is what you will experience as you grind, free ride, jump and slide on obstacles while wearing this great fitting aggressive skate. It does not matter if you are a beginner or more of an advanced rider, this Solo Hype has style and will bring out your confidence with accuracy and style. Features: Grinding and rolling balance is low with this pair of skates, Molded shell, Removable components, buckles, sole plates, shock absorber and liner, Skates are tough, will not fall apart and will take abuse as you perform your tricks on any obstacle. Lining Material: Specialized 5, star v-cut fit, Skate Type: Aggressive, Number of Wheels: 4, Wheel Brand: Rollerblade, Wheel Configuration: 60mm - 42mm - 42mm - 60mm, Wheel Durometer: 88A, Bearing Type: SG7, Bearing Size: 608 - Standard, Frame Material: UFS Zytel, Maximum Wheel Size: 60mm, Closure System: Laces, 45 degree buckle & velcro cuff strap, Special Features: Super lock groove, Bearing Grade: Recreational, Front Wheel Size: 60mm, Ventilation: Yes, Skill Range: Advanced Intermediate - Advanced, Model Year: 2011, Product ID: 214517