SPEEDSTERS™ are built by the same people as the world’s best-selling marching shoe, Rolled-Heel™ DRILLMASTERS®. The highest-quality durable material, proprietary long-wear outsole compound and 100% Blister-Proof comfort-lining in SPEEDSTERS are identical to DRILLMASTERS. (Rolled-Heel™ Drillmasters offer unique high-performance, patented features demanded by competitive bands and drum corps and cost about $30.00/pair.)