Moxi Gummy/Juicy 78A Indoor or Outdoor Quad Roller Skate Wheels by Riedell Reviewhttp://tinyurl.com/lx8k3pp Moxi Gummy/Juicy 78A Indoor or Outdoor Quad Roller Skate Wheels by Riedell Your Choice of Gummy Teal, Gummy Pink, Gummy Lavender, Juicey Pink Frost, Juicy Red Cherry Stain, or Juicy SmokeNumber of Wheels - Select a set of 8 wheels for one pair of skates or choose 4 wheels to mix and match! - Bearings sold separatelyRecommended use: Indoor/OutdoorSize: 62mm x 43mm high recound MDI processed urethane with a urethane coreHardness/Durometer - 78A