Explanations and Features: * This workout ball is an excellent addition to any fitness center, bodybuilding facility or home gym. It bears repeated use and comes in several sizes so that everyone has an opportunity to find the right exercise ball for him. * This exercise ball is ideal for bodybuilding facilities and fitness centers. It is durable and puncture-proof for daily and frequent use. This makes it ideal for long-term use in gyms and clinics. * Made of thick, soft frame that resists puncture and is very durable. * Available in different sizes to suit any user's length (see the size guide below to find the one that suits you best). * Classic therapy balls are ideal for yoga classes, gyms, fitness centers or for personal use. * Various colors and does not include blower. * Made of non-elastic material.