Easy to Use: Simply peel the back adhesive size off, and then stick the sweatband stick inside the cap lining, and make sure it fits nicely the brim of hat, helpful for keeping caps clean and no black sweat build up spots. For they are disposable, please change the hat liner sweat pad after use, for it may loose stickiness after applying to inside of the hatPackage: Each pack comes with 30 pieces of hat sweat stickers, and each one measures about 1.02 x 1.41/ 2.6 x 3.6 cm, convenient to take out with your for replacement or as spare, it always comes in handy.Good Quality Material: Made of soft and lightweight cotton material, these sweatbands are skin-friendly, won cause discomfort or extra burden, which is comfortable to put on, good for wicking moisture.Wide Application: These sweat pads are perfect to be used for baseball cap, tennis cap, golf cap, wide brim hat, sun hat, shirt collar etc., which helps absorb sweat and keeps the brim hat and collar clean, less dripping sweat stains.Functional Gold Hat Liners: With good performance of absorbing sweat, these golf hat liners will keep sweat out of you face, no sweat dropping into eyes or foggy glasses, so that you can keep fresh even in hot summer outdoor sport time.