Safe Place to Float and Rest: Because of the natural buoyancy, the Swim buoy can be used as a flotation device. You have reassurance that in case you cramp up or simply need rest, you are able to grab the float. . The Swim Bubble gently tows behind you without pulling you back or adding extra drag to your swim. The Swim Bubble provides reassurance for safer swimmers by adding extra visibility and floatation, in case you cramp up or simply need rest. . Swimmers in black wetsuits in the open water, but this Swim Bubble will display your location prominently. Pair this brightly-colored swim float with a swim cap to be exceptionally noticeable. Be Bright Be Seen by speed boats and jet skis to avoid getting decapitated. . Storage of Personal Items, The Swim Buoy is useful in point to point swims. Fastened to your waist by a belt with a tether line, the Swim Buoy has a storage compartment that is separate from the Inflatable Air Chamber. What do our athletes put in the buoy Sunglasses, sunscreen, body glide, extra cap and goggles, running shoes, socks and clothes, etc . Package Include: Orange water buoy * 1 Outer diameter 44cm*16cm after inflation, inner diameter 40cm*14cm after inflation, tile 60*40CM .