Lib Tech MC COHO C2 Snowboard Wide extended play nose for surfy float Deep side cut and a proper tail for carving snappy turns Birch Internal Sidewalls: Stronger, more pop, and more control UHMW Sintered Sidewalls: A Lib Tech innovation. Tough, fast, hard, waterproof, handsome and light. No toxic ABS Aspen / Columbian Gold Core: Ultra light, strong, long lively fibers