About this item - Adjustable Stoppers: Easily switch between 11, 16, and 22-inch distances to match your skill level and training needs. - Durable Construction: Made from 15 layers of pressed wood, supporting up to 300 lbs for safe, long-lasting use. - Non-Slip Surface: High-quality emery paper provides excellent grip, preventing slips during workouts. - Compact Size: Board measures 29.1" x 11.4", roller 19.4" x 4.32", easy to store and carry. - Fun & Effective: Perfect for surfers, snowboarders, skiers, and skateboarders to improve balance and core strength. - Versatile Training: Use for rehabilitation, sports training, or daily fitness routines. - Easy Assembly: Simple setup with no tools required; start training right away. - Sturdy Roller: Designed to provide smooth rolling motion for challenging yet stable balance exercises. - Great Gift: Ideal for fitness enthusiasts and athletes looking to enhance performance. - Satisfaction Guaranteed: If you're not satisfied, contact us for support.