These hat circumference stickers can help customers adjust the size of the hat circumference, so that the hat fits the head better, avoiding head discomfort, and allowing you to feel more comfortable wearing the hat. Can be used for baseball cap, golf ball caps and such caps. Features -Color:Assorted Color -Material: -Size:11.00X2.00X0.20cm/4.32X0.79X0.08in -Note:It can reduce the cap circumference between 1cm to 1.5cm. - High-class materials are carefully crafted, the caps liner pads are breathable and safe to use. - These hat liner are perfect to be used for baseball hat, tennis hat, golfs hat, sun hat, etc. - Self-adhesive, easy to use and disassemble, without spending too much time.Just peel it off, stick it into the hat lining. Very suitable for your hats. - The hat pad has an appearance, simple design, and is convenient for people to use at any time. - Cap stickers can help customers adjust the size of the cap, so that the cap fits the head more closely and avoids discomfort on the head. Package list: Sheets of Caps Liners