Jump in! Burn fat, tone muscle and stay in shape even if you are plagued with knee, ankle, feet or leg problems. Slip on your Aquajoggers and prepare for an impact free workout. The chlorine resistant EVA foam dumbbells add strength to your arms and the X-cuffs for arms and ankles provide increased flotation and resistance. Aqua belt fits waist from 26"-48". Note: Product should not be used as a life-saving device or by children under age 12.