Own one of the most versatile pieces of fitness equipment with an E-Quick Start Guide. Did you know that some schools are using stability balls as chairs to improve students focus and concentration? Physical therapists are using them with patients to strengthen muscles without putting stress on bones and joints. Stability balls are being used by individuals of all ages and fitness levels. They’re fun, easy-to-use and employ the neuromuscular system in a way that no other piece of exercise equipment can. Safe and beneficial for the entire family. Our anti-slip stability ball leads the industry in thickness at 1,877 micrometers, making it burst-resistant to 2,000 lbs. That is ONE TON of confidence for even the most rigorous and sustained workout. Even if you don’t actively participate in a fitness plan, simply using the DynaPro Exercise ball as an office chair will improve your balance, flexibility and back health. The time you spend balancing on a stability ball forces you to use your core muscles, which not only tones your midsection by also properly aligns your spine to alleviate back pain. The DYNAPRO Exercise Ball is highly portable so you can use it in your work cubicle or take it with you to your yoga or Pilates class. We even include a convenient hand pump so you can inflate your stability ball anywhere with ease. The DYNAPRO Exercise Ball is available in a range of stylish colors, as well as 3 sizes: 55cm, 65cm and 75cm. Here are basic guidelines to choose your optimal size: 4'11" to 5'4" height: 55cm ball; 5'4" to 5'1" height: 65cm ball; 5'11"to 6'7" height: 75cm ball. For a low-impact workout with big overall health benefits, add the DYNAPRO Direct Exercise Ball to your cart today.