product description1. Versatile Pilates Mini Exercise Ball for Core Strength, Posture, Balance, Back Rehabilitation as well as Toning and Toning with Pilates, Yoga, Ballet, Physiotherapy or Workout Fitness Routines2. The small curve balls are made of soft low odor PVC material, these explosion proof small yoga balls are famous for their non-slip properties and provide a grip for gym or home exercise equipment.3. The Mini Swiss Ball is a tool to increase balance, core fitness, toning inner thighs and increasing flexibility. Inflatable compact exercise ball or physio ball ideal for men or women with hip, knee or sciatica problems; exercise ball physiotherapy.4. Exercise Opportunity Included - Start exercising with your pure ballet equipment today. The inflatable straw inflates the stability ball for your workout in seconds, and the small core ball is sized for easy portability or convenient use at your home gym.5. Keep away from finished wood surfaces when exercising without core balls.