Exercise Ball Premium Quality - 75cm - Black Pump - Ebook - Grey Color Swiss Ball - Yoga Ball Anti-Burst Technology - Slip-Resistant Stability Ball BUILDS MUSCLE STRENGTH: Protects, Aligns your Spine and Makes You Feel More Energized. Natural Way of Strengthening your Core. MAKES YOU HAPPIER: Relaxes Your Nervous System and Makes Your Work Fun While You`re Doing Ordinary Things. Stop Being Bored! ANTI-BURST TECHNOLOGY and SLIP RESISTANT: We Use High Quality Materials Which Provides Excellent Slip Free Experience and Care for Your Safety While Exercising. 100% MONEY BACK GUARANTEE: If, For Whatever Reason, You Don't Absolutely Love Your Jami Fitness Exercise Ball, Just Return It, And We'll Refund Every Dollar (Or Replace it). ECO FRIENDLY AND SMELL - FREE MATERIAL: Caring About Our Mother Earth. Enough of Smelly Material in Your House! Rated Up To 1100lbs.