1、Quality Material: The hat chin strap is made of polyester and plastic material with durable clip, comfortable and long lasting to use, quite safe, without knots. 2、Good Workmanship: Exquisite workmanship, beautiful appearance design. Windproof hat straps are suitable for hat protection device in windy days and sports activities. 3、Windproof and Detachable: Windproof hat straps can avoid the risk of the wind blows away your hat, the detachable and retractable design is convenient and practical. 4、Scope of Application: Adjustable hat strap is suitable for straw hats, fisherman hats, sunscreen hats and other hats. There is no need to worry about the displacement of the hat. 5、Multi Function: Adjustable hat strap can be tied on the hat, fixed on the clothes or under the chin, and there is no need to worry about the displacement of the hat. Item Type: Windproof Rope for Hat Material: Polyester + Plastic Weight: Approx. 10g / 0.4oz Application: Suitable for Straw Hats, Fisherman Hats, Sunscreen Hats and other Hats 1 x Adjustable Hat Strap