Used as a neck warmer and ear muffs. An essential item for this time of year. Brand: WEST Size: S Women's Used in water: Several times Material: Surface rubber, fleece lining The blue string is a necklace to prevent loss if it comes off. Can be used even when not entering the water. It has a name on it, but for those who don't mind. We hope you will consider it as used or second-hand.