The Crimplock hoop is a hybrid design combining a crimped leg over the Weatherking poured channel technology, locking the film into the collar for added strength and durability in high-tension marching applications. Sound characteristics are warm, focused, and distinct. The Renaissance provides the look and feel of calfskin, with unparalleled consistency. Combining two free-floating, 7.5mm plies of specially-treated film, Renaissance heads are th...