Perfect for swim training, the Fitness Gear(R) Unfier allows you to increase focus on your stroke efficiency and to develop an easier "kick out". With Comfort-Grip high-density molded foam and a contoured shape, you'll enjoy a better workout with all of the comfort. Use the molded loop to tether the unifer to the poolside for a variety of pool workout options! FEATURES: Perfect for swim training Features Comfort-Grip high-density molded foam for a better workout Contoured shape for an ergonomic grip EVA foam floats for easy retrieval Better design for easier "kick out" Allows you to increase focus on your stroke efficiency Use molded loop to tether to poolside for endless pool workout options