ILU fuses the flexibility of polyester with the breathability of mesh in this baseball cap. The result is a harmony of well-fitted comfort and feather-weight breathability. From The cap features versatile in style, they are robust, lightweight, and wind & care resistant. The fibers also have a natural shine to emanates strength. Moreover this cap can be wear all year aroud. The Mesh Baseball hats are also constructed with a Permacurv PE Visor to give it that rounded, athletic look and feel. Our visors come with a technology that keeps its proper shape and curve at all times. Signature synthetic material helps maintain the hats proper curve. Flexfit, a trusted name in headwear for over 20 years, has used superior technology to create a one-of-a kind ballcap that is built to last. Featuring water resistant material and a breathable mesh back, this durable Flexfit is quickly becoming popular. Experience the most comfortable hat Flexfit carries today, available in a variety of colors and 2 Packs.