Description: 【Extend Hat Longevity】: These baseball cap inserts are designed to prolong the life of your hats by protecting them from sweat and stains, ensuring they stay clean for longer 【Lightweight and Comfortable Protection】: Made from felt, these baseball cap sweat liners are lightweight and comfortable, ensuring the hat maintains shape and looks. Size: 26 cmx10 cm/10.24 inchx3.94 inch 【Easy to Use and Replace】: Simply place the liner in the desired area of your hat to prevent sweat and stains. They are easy to carry, remove, and replace as needed 【Versatile Fit】: Baseball Caps Inserts Shapers are suitable for most types of hats, including baseball caps, sports caps, and duckbill caps, offering a versatile solution for various styles 【Package Contents】: Each package includes 6 baseball cap sweat liners, offering ample supply for daily use or travel needs Specification: Material: Felt Size Chart: 26cmx10cm/10.24inchx3.94inch Package Includes: 6 Baseball Cap Inserts Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.