Evaline Stability Anti-burst Slip Resistant Exercise Balance Fitness Swiss PVC Yoga Ball with Foot Pump (75cm silver) PROFESSIONAL GRADE: Professional grade PVC material, thick and durable,smell-free and feel great on skin. Able to withstand a whopping 2000lbs without bursting and available in two colors and two sizes. Eco-friendly, latex free,no Harmful Chemicals. We care about you and the environment ANTI-BURST: Unique anti-burst design, extensive anti-burst and destructive testing to make sure that each ball can withstand the toughest workout conditions. Easy to clean,with just a soft damp cloth you can clean it totally SAFE AND COMFORTABLE: High quality rubber and slip resistant material makes your performance on gym ball exercises freely without losing your balance. Evaline always puts your safty in the first position MAKE FITNESS FUN: Relaxing muscles, removing tension and increasing tone, increasing flexibility in abdominals, thighs and lower back, enhancing coordination and balance, and improves flexibility. Its a great addition to yoga or Pilates, and you can even use at work as an exercise ball chair to improve your posture All INCLUSIVE PURCHASE: Every balance ball comes with an included hand pump, extra air plug, and valve remover tool