exercise ball - professional grade anti-burst yoga fitness, balance ball for pilates, yoga, stability training and physical therapy (silver, 55cm) probody pilates <p><b> looking to find a more flexible way to stay tone and fit?</b><br> <b> discover why trainers recommend swiss balls as one of today's top fitness tools and exersize accessories.</b><br>take control and meet your fitness goals without expensive exercise equipment. using a large balance ball will improve the strength of your abs and lower back. since a physical therapy ball is unstable, you have to use your body’s core strength to remain balanced, which in turn improves proprioception, posture, flexibility and body alignment. <br> <br> <b>introducing a convenient and safe complement to your workout program</b><br> these sturdy professional-grade balls come in 45, 55, 65, 75 and big 85 cm diameters and are designed with thick, burst-proof walls for ultimate support and durability. you can choose from multiple colors: black, blue, silver, teal, grey, aqua, pink, red, purple and green. </p><p> with this versatile piece of athletic fitness equipment you can get trim and toned by exercising ab, back, glutes, hips, arms and more... making it the ideal full-body tool. use as a seat at your desk or office, for rehab, during maternity as a pregnancy or birthing ball, for stretching, toning, balancing or various resistance exercises. since the stabilty ball is deflatable, it can be used in travel. works great as a replacement to your home office chair, since as a yoga chair, it is soft, engages the core and is at an ergonomic height. essential to your workout gear for a good home workout. comes with ball pump.<br> <br> <b> what size should i choose?</b><br> shorter than 5' 2": 45 cm <br> from 5' 2" - 5' 8": 55 cm <br> from 5' 8" - 6' 3": 65 cm <br> over 6' 3": 75 cm or 85 cm<br> <br>made to be burst resistant. should it burst or leak we will gladly refund you for the life of the fitness ball. <br> <br> <b> act now and meet those fitness goals for much less than the cost of one month at the gym.</b><br></p>