The Hybrid construction of this board combines a hull shaped for performance with high energy flex technology. Shaped like the Watson board with a triple concave hull and V-shaped channels at the tips, this board offers high pop off the wake and a smooth, rebounding rail ride. Liquid Rail urethane sidewall construction and P-Tex Grind base are built for durability when riding rails. Watson Hybrid 135: 53.2" x 16.8". For 90-170 lb. riders. Watson Hybrid 139: 54.8" x 17.2". For 130-210 lb. riders. Watson Hybrid 143: 56.4" x 17.5". For 160-250 lb. riders.