Handcrafted in Oxnard, California from 100% North American Hard Rock Maple. The Performance Series utilizes DW’s legendary shell construction and drum hardware to perform night after night. Handcrafted performance. Features 100% North American Maple shells, innovative hardware, and custom-style finishes for inspiring tone. North American Maple Shells All Performance Series™ shells are built with DW’s patented HVX™ technique, which features 100% Maple plies with grains oriented in horizontal, vertical, and diagonal patterns for low, punchy fundamentals. Bearing Edge HVX™ shells are precision-cut with 45-degree (toms) and 60-degree (bass and snare) edges. These edges provide tonality and sustain from your toms, and depth and punch from your bass and snare.