Feature 1Weight Loose: Peanut exercise balls can be used to improve posture, loose weight and increase core strength, help to create beautiful body figure. 2High Stability: Peanut ball offers greater stability by limiting movement to forward and backward, the concave center can provide maximum support. 3Widely Use: Peanut fitness balls adopted prevent skid line design, widely used in exercise physiology, Pilates, rehabilitation training. 4Easy Cleansing: Peanut stability ball is easy to cleanse and storage, which can be used for any training programm in home, and at gym. 5Excellent PVC: Peanut balls made of PVC material, firm and thick, effectively prevent burst, which is durable and has a long service life.SpecificationItem Type: Peanut Exercise BallsMaterial: PVCSize: Approx. 50 x 100cm / 19.7 x 39.4in Use: Exercisepeanut ball .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Peanut ExerciseBall