Two original purple aerobic risers for use with The Step Aerobic Platform Health Club Size Four nonskid feet on each riser prevent platform from sliding or moving during exercise Made from durable, recyclable high-density polyethylene Intensify workout difficulty by increasing platform height by 2 with additional risers Each riser measures 16 L x 16 W x 2 H compatible with 40 L x 14 W x 4 H Health Club Platform

Two original purple aerobic risers for use with The Step Aerobic Platform Health Club Size Four nonskid feet on each riser prevent platform from sliding or moving during exercise Made from durable, recyclable high-density polyethylene Intensify workout difficulty by increasing platform height by 2 with additional risers Each riser measures 16 L x 16 W x 2 H compatible with 40 L x 14 W x 4 H Health Club Platform