Tone and strengthen your upper body with Delta Bells by Aquajogger! Each bell has padded grips for hand comfort so that you can use these longer without discomfort. Delta bells are available in three different resistence levels designed to suit your needs. Available in Minimum, Medium and Maximum resistance. If your looking for a more challenging work out, then the Maximum resistance bells are the way to go! They offer 25% mkore resistance than the standard bells. Designed with premium EVA foam that is soft and dries quickly. All Delta Bells come with a free workout guide!