Nike Blazer SB Premium Roller Skates, Suede sneaker detailed w/ Swarovski crystals rolling on Bont Glow, light up wheels. Youth Sz 5.5, Women Sz 7. Designed by Malibu ClassiX, custom skate designer. Built by Sure Grip International Skate Co. Nike Blazer SB Premium Roller Skates Suede sneaker detailed w/ Swarovski crystals rolling on Bont Glow, light up wheels.