High-quality Slip- exercise Ball: Our exercise ball are made of soft, low-odor, flexible, durable PVC. Gym grade with anti-burst and non-slip,can remain elastic and squishy in any complex posture. High security-Fitness ball is relatively safe in exercise, and it is not easy to cause injury.^ IMPROVE CORE STRENGTH, BALANCE FITNESS: The workout ball for many uses. This yoga ball is not only great for Yoga, Pilates and Ball Chair, but for relieving body pain, pregnancy gymnastics, ab training, parent-child interaction and more You can use it at home, in office as office ball chair and in gym.^ WORKOUT FUN: Compared with other fitness equipments, a yoga ball may be a perfect addition to your workout routines. You can sit or lie on the ball to train your body balance. You will have much fun instead of repeating just one movement.^ THE PERFECT GIFT ITEM: This Yoga ball chair comes with in a premium and beautiful box. Great for a co-worker, friend, or family member who enjoys physical fitness and stability ^ Satisfaction Shopping: The package includes ONE exercise ball, ONE inflation air pump .