Formula Z7 Speed Quad Skate by Roller Derby is for the Serious Skater.
This speed skate has alot of quality for the money!

• Boot: Premium racing boot with custom heel stabilizer, deluxe comfort padding and lace closure with Velcro. The Z7 is made of PVC, Nylon, Polyerthgiene Foam.
• Color: Black.
• Chassis: Pro Chrome Chassis.
• Wheels: 58mm Pro Speed Formula wheels.
• Bearings: ABEC 9 bearings.
• Sizes: Men's 5 thru 12.