Description: 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 plays the role of shading, keeping the sun out of your eyes and enhancing your comfort.Replacement Liner Shaper: This insert brim can be used to fix the shape of your hat, making it easier to wear and more comfortable.Multi Use: A versatile accessory, it can replace or supplement the insert visor of your hat, and can also be used for handmade DIY production.Application: Suitable for a variety of hats including knit caps, baseball caps, leather caps, visors, hollow top hats, and more. It's the great accessory for Repair, handcraft sewing, and cap making supplies. Size Chart: 18.3cmx9.5cm/7.20inchx3.74inch Package Includes: 20Baseball Cap Visor Inserts Note: Please allow slightly errors 1-2cm differences due to manual measurement.