1Anti Lost Function: With neck rope design, the length can be adjusted freely and fixed, has the function to prevent loss. 2Accurate Split: Split design, accuracy tolerance is less than 0.1mm, the lateral movement of nose clip is more accurate. 3High Performance: 25 degree angle design can reduce the diving resistance and improve the firmness of facial fitting, also can adjust the tightness of the clip through removable part to find the right size for you. 4Skin Friendly: This type of anti skid silicone with small skin irritation, will not bring too big adverse reactions. 5Application Range: Static air holding, face without facial glasses; When practicing dynamic diving in a pool or shallow water with goggles, nose clip is to prevent leaks. In depth training, without facial glasses, just use a nose clip for ear pressure balance training. Item Type: Nose ClipMaterial: Plastic + SiliconeApplication: For Swimming, Diving, TrainingWeight: Approx.17g/0.6oz 1 x Nose Clip Do not use with diving face glasses at the same time Because the free diving face glasses require some air to come out of the nostril for face glasses balance. If the nose clip is tight, you can't achieve face glasses balance, and if the nose clamp is not tight, you can't achieve ear pressure balance.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.