Snowboard Arbor Annex Bi 2019/20 Specifications Camber System - classic camber for precise ride and high pop Directional - reliable hold and control on the slope Inlaid Powerply Stringer Bio-Plastic Topsheet - ecological castor oil topcoat that is extremely durable and water-repellent FSC Certified Double Barrel Core - bamboo and poplar core for better pop Sintered Base - fast and durable sintered base Mixed Glassing - biax / triax