Medium - Your classic wheel shape, versatile all-around wheel for street/park skating.
80a - Versatile wheels meant for pushing, curb-slapping, mellow hill-bombing and sliding. These wheels roll smooth and steady.
Smooth - Smooth wheels come with a shiny coating on the riding surface that feels grippy at first, but wears away quickly.
80HD - These 80HDs are an exclusive 80 durometer high density speed urethane that cuts out unwanted wheel flex usually found in other soft wheels. These things are fast, soft and out of control.
Classic Shape - The original Spitfire wheel designed and shaped by the pros who ride them.