The perfect balance board kit for clubs, clinics, gyms and other facilities! Get balance training progression through 9 levels of difficulty from very beginners to advanced users 20" Pro Rocker Balance Board provides single-plane motion ideal for seniors, anyone new to balance training and early rehab 20" Pro Balance Board is an intermediate level balance board ideal for beginner to intermediate level users looking for a wide stance. Great for daily maintenance, rehabilitation, & injury prevention 16" Pro Balance Board is an advanced board with steep angles & narrow stance, ideal for athletes, fitness trainers & experienced balance board users Easy to assemble Board Stand has room for up to 5 balance boards The stand is versatile with room for two additional boards, great for users of all ages and skill levels.