Product The Peanut Ball is made of professional grade non-toxic PVC material, free of BPA & heavy metals. It has a non-slip surface and you can do exercise without slipping. Safe for pregnant mothers.EXTRA THICK AND ANTI-BURSTThough the anti-burst & pressure test on our good quality PVC exercise ball, it is exactly safe,durable and long life.BIRTHING BALLThe peanut ball is placed between the legs to assist in birthing, specifically in epidural births when mom has to stay in bed.KID'S LOVEThis peanut shaped balance ball is a fun way to encourage kids to build a healthy posture and improve balance.DOG'S TRAININGThe elongated peanut shape is the ideal support for a canines four legs, letting them stand in their natural stance with a straight back and relaxed neck.