1. Shorter cables can reduce resistance and tangles, the 3.5mm plug is waterproof in the earbuds, gold-plated headphone connectors can prevent corrosion.2. There are 2 clips on the headphone cord, which can be well secured and will not fall off during exercise, which is convenient and does not tangle.3. Ergonomic design, the headphones are waterproof and comfortable. Even during intense sports activity, the secure earmuff design will not fall off.4. Earbuds of different sizes fit it, and the waterproof effect is good. Very suitable for your daily swimming training, running, walking, etc.5. You can also enjoy music during sports activities such as swimming, surfing, running, cycling, working out at the gym, etc.Specification:Item Type: Waterproof HeadphonesMaterial: ABSConnector: approx. 3.5 mm / 0.14 inchLength: approx. 40 cm / 15.7 inchWaterproof: IP68Usage: Plug and PlayPackage List:1 x waterproof headphones2 x replacement earplugsNote:It is best to rinse with clean water after use. Wipe off water and then store in a dry place.