Patented contoured design supports the lower back by suspending the body vertically in water at shoulder level. Belt may be worn upside-down or with the foam in front to accommodate different body shapes. Resilient closed-cell foam will not absorb water and resists chlorine damage. The Classic Aqua Jogger Belt has a 48 inch woven elastic belt that adjusts to fit waist. Includes: Belt, Getting Started DVD, and Water Workout Guide. This Classic Aqua Jogger Belt is ideal for average shaped women or lightweight men. Sold Separately is the (86486) Aqua Jogger Classic Pro Belt. The Pro belt is 30 percent more buoyant than the Classic, has a higher arch, and is ideal for men or athletes with more muscle mass. Since 1986, Power Systems’ passion for fitness has been fueled by our customers. Power Systems is committed to ensuring people have the tools to lead active lives with professional-grade products, cutting-edge educational materials, and elite customer service. “Power Your Potential” is the philosophy that guides everything Power Systems stands for.