Medium Balance Board for Surf Training, SUP and Water Sports. Advance Skill for Multi-Direction Stability Training. Dry Land Practice for Pop-Ups and Rotational Power.
Amazon.com : URBNFit Wooden Balance Board Trainer - Wobble Board for Skateboard, Hockey, Snowboard & Surf Training - Balancing Board w/Workout Guide to Exercise and Build Core Stability : Sports & Outdoors