Tour Custom snare drum shells are 100% maple. The 14x6 wood snare drum has body, yet plenty of high end and is very articulate at all dynamic levels. Equipped with 8 lug, 1.6 triple flanged hoops 20 strand snare, this Tour Custom snare drum have 60-degree R2 bearing edges. This is something new for Yamaha on a maple shell drums. This bearing edge has a rounder profile so that there is more shell to head contact. This gives the drums clarity in the low-end fundamental and added warmth.
 "Yamaha Drums - Yamaha Tour Custom Snare Drum")