Featuresdiameter 52mmunmatched flatspot resistanceformulated for a harder faster ridemore speed and controlsmooth anti stick slidematerialsdurometer 99a polyurethanebrighten up everyone39s day with the formula four bloom mash up classics skateboard wheels from spitfire adding four different colours to your ride as a whole these mulicolour masterpieces will ensure that your skating skills bloom mash up your set up by making sure to pick up a pack for yourself today