●MASTER CONTROL OF YOUR BODY: Improve core strength, balance, coordination, and muscle memory with our premium balance board trainer. ●VERSATILE TRAINING TOOL: Perfect for boardsports like Surfing, Snowboarding, Skiing, Skateboarding, Standup Paddle, and sports like Basketball, Hockey, Golf, Baseball, etc. ●CUSTOMIZABLE DIFFICULTY: Adjust the distance with 2 removable stoppers for beginners (11, 16, and 22 inches) or remove them for advanced riders. ●PREMIUM CONSTRUCTION & COMFORT: Made of 15-ply pressed premium wood, supporting up to 350lbs, with special antiskid PEVA grip for safety and comfort. ●SMOOTH & FLOOR-FRIENDLY: The easy-glide wooden roller with a thick TPE layer ensures smooth movement without damaging different types of flooring.