The Laminate Bell Tip Birch Striker is deigned to creat the best yelps. The bell tips are more forgiving of striker angles. WoodHaven has mastered the craft of sealing layer of wood material with epoxy to create a techno wood that delivers the most lively sounds, with great strength and durability. Put through extreme heat and pressure the layers of wood are joined and tuned to the exact specs, creating the the fastest, raspiest, consistent striker to ever run your slate. Works on aluminum and glass slates.