Size and Quantity: Pakage includes 10pcs of cork sheets measuring 9.84x1 inch (25x2.5cm) 2mm in thickness it provides plenty of material for various decorative and DIY projects. You can easily cut it to your desired shape and size to suit your adjustment needs Hat Size Reducer: Specifically designed with a 1-inch width and 2mm thickness these cork rolls are perfect for precisely adjusting the size of your hats. They offer a snug comfortable fit enhancing your wearing experience. You can also layer them for a more customized and ideal fit Easy to Use: Simply peel off the backing and press the adhesive cork onto the inside of your hat brim. It allows you to quickly adjust the size of your hat and the cork strip can be repositioned multiple times while maintain its adhesive strength. This simple and quick solution ensures a perfect fit every time High Quality: Made from premium cork this material offers a soft natural texture that feels comfortable. Not easily wetted by sweat and retains its softness without compromising durability. Even with regular use it won't easily wear or tear providing long-lasting performance Cork Sheets for Crafts: Theses versatile cork sheets are also good for creative projects like photo frames scrapbooking note holders and bulletin boards offering endless possibilities for your arts and crafts creations