Fully WaterproofThe Waterfi Waterproof Short Cord Headphones are ready for use as deep as 10 feet underwater with an IPX rating of IP8. In tests, the Waterfi Waterproof Short Cord Headphones survived going as deep as 200 feet underwater, but due to immense pressure at that depth, your ear drums will thank you for staying within 10 feet of the surface.Designed for Active LifeExperience less drag with a more concise cord length of 11 inches. The perfect size to efficiently reach an mp3 player clipped on a goggle strap, wetsuit, hat, shirt collar or sunglasses. Less cord means less tangles and much less time on the side of the pool arranging your setup before jumping in. The headphone jack is gold plated to protect from corrosion caused by chlorine, salt water, and sweat.Customized for Comfort4 different pairs of silicone earbuds are included, so you can find the perfect fit for your ears and activity. The three tiered earbud shape works best for fully immersed activities such as swimming and surfing, while the more classic earbud shape works best for semi-immersed activities such as stand up paddling, running and kayaking. The proper fit allows you to keep water out of your ears and the music in.What"s in the Box - Waterproof Short Cord Headphones - 4 pairs of silicone earbuds for a custom fit - 1 year warranty fulfilled by Waterfi