Features:The exercise ball with base fits in all settings such as office home or outdoors. It can be applied as a yoga ball for pregnancy exercises as well. Featuring the convenient inflation process and quick setup with the included pump it meets all your fitness needs. The set takes minimum space and can be easily moved around making it the ideal choice for you.Taking up exercise on the stability ball encourages proper posture. Ideal for office it helps combat the effects of prolonged sitting. The special design of the ball helps in relieving back pain and eliminating fatigue promoting overall well being.Specifications:Material:Yoga ball chair: PVCColor:Yoga ball chair: purpleInflatable stability base: purpleResistance bands: blackClasps: blackSize:Yoga ball chair: about 25.6 inches/ 65 cm in diameterInflatable stability base: about 16.54 inches/ 42 cm in outer diameterResistance bands: about 31.5 inches/ 80 cm in length about 4.72 inches/ 12 cm in handle widthClasps: about 0.98 inch/ 2.5 cm in width about 7.87 inches/ 20 cm in lengthPackage includes:1 x Yoga ball chair1 x Inflatable stability base1 Pair of resistance bands 1 x Pump2 x ClaspsNotes:Manual measurement please allow slight errors on size.The color may exist a slight difference due to different screen displays.Please use our sports equipment scientifically under safe conditions and note that improper use may cause the risk of injury. Pregnant women please consider carefully before use.