Key Features :
i : The exercise ball is crafted from professional grade, anti-burst, Phthalate-free, green, eco friendly materials.ii : It is constructed from textured non-slip material that ensures safety when being used as a birthing ball, or ball chair.iii : The Bintiva sand-filled ball is ideal for safely strengthening muscles, improving balance and posture.iv : The stability ball provides ergonomic seating, relieves back pain and shoulder aches and can be used for therapy and rehabilitation.v : The gym ball set includes convenient foot pump, and fitness ball user's guide.