Designed for the Solo Marimba Performer, the Virtuoso Series Features a Rubber Core Wrapped With a Wool Blend Yarn for an Enhanced Warm and Full-bodied Sound. The Handles Are Made of Birch With a Unique “slip-resistant” Finish for Excellent Feel and Enhanced Control. A Fine Choice in Ensemble Settings as Well. L = 17” Medium Hard. Provides Excellent Clarity Throughout the Full Range of the Marimba. L = 17"