Quality: Our Baseball Cap Brim Replacement Accessories are made of quality material, ensuring toughness and durability. They are not easy to break and provide support to maintain the shape of your caps. Curve Design: The brim accessory features a curvature design that effectively provides shading, helping to keep the sun out of your eyes and enhancing comfort. Replacement Liner Shaper: This insert brim can be used to restore the shape of your hat, making it easier to wear and more comfortable. Multi Use: A versatile accessory, it can replace or supplement the visor insert of your hat and can also be used for handmade DIY projects. Application: Suitable for a variety of hats including knit caps, baseball caps, leather caps, visors, and hollow top hats. Ideal for hat repair, sewing crafts, and cap making. Size: 18.3cm x 9.5cm / 7.20 inch x 3.74 inch Package Includes: 20 x Baseball Cap Visor Inserts Note: Please allow slight measurement deviations of 1-2cm due to manual measurement.