Retrospec Exercise Ball Base - Workout Ball Accessory - Alternative to Office Desk Chair, Pregnancy Birthing Ball, Pilates & Yoga - Fits 55, 65, 75cm Swiss Balls - Compatible with Resistance Bands

RELIABLE BASE: Versatile yoga and exercise ball base from Retrospec, choose between an interlocking four-piece option and a single option. The base is constructed with durable ABS plastic that will firmly hold your exercise ball in place. MULTIPURPOSE BALL STAND: Use your ball base for “no-roll” storage, added security during your workout, increased sturdiness while sitting at your workspace, and more. The base is ideal for beginners just getting comfortable with an exercise ball. EXERCISES: Retrospec four-piece ball base is equipped with grooves for fitness bands to improve workout routine and strength training. Great for Pilates, yoga, HIIT, and strength workouts. SAFTEY: Do not use ball while it is in or on stability ball base on slippery surface, such as wooden floors or tiles, especially if you are using it as pregnancy ball for birthing exercises. SIZING: Retrospec ball base fits a variety of ball sizes including 45cm, 55cm, 65cm, 75cm, and 85cm.