The cap shield of JK CORP is an anti-fouling pad that is optimized with a 3D three-dimensional structure, and includes quick-moisture and quick-drying functions to quickly absorb sweat, as well as antibacterial functions. It provides a comfortable and comfortable fit at all times. If you want to cleanly use a hat that is contaminated with sweat and cosmetics, “CAP SHIELD” is the answer. CAP SHIELD provides excellent protection against contamination of the hat and uses micro-yarn for a softer and more comfortable fit. The quick-drying, quick-drying and antibacterial functions that absorb sweat quickly provide a pleasant and comfortable fit. [JK CORP.] Hat Sweat Liner sticks on the inside of a cap or hat and soaks up sweat or prevents stains. The special feature of [JK CORP.] Hat Sweat Liner is that it has a patented optimal 3D pattern design. [No. 30-1138377] It is a specially processed soft functional fabric that made of micro yarn, which enables quick dry. It's always comfortable and easy to wear. [Product specification] Product name: Cap shield Size: 270 mm × 74 mm Quantity: 10 sheets Material: 100% polyester + acrylic adhesive + craft release paper [How to use it] 1. Remove the paper in the middle of the cap shield and add the center of the hat Align the semi-circular groove of the cap shield and attach it to the band and brim of the hat. 2. Flip the side and attach the paper along the band line of the hat. 3. Attach the same on the other side and attach the cap shield closely to complete! 4. Remove any cap shields that are contaminated after use. Manufacturer: JK CORP Manufacturing vendor: JK CORP