The RynoSkin Mens Total Insect Protection Long-Sleeve Shirt is a lightweight, breathable, chemical-free bug barrier. This RynoSkin base-layer shirt is designed to wear underneath your clothes for protection against mosquitoes, ticks, chiggers, flies, ants and many other biting insects. There are no chemicals, so the effectiveness wont wash out over time. The RynoSkin Total Insect Protection Long-Sleeve Shirt for men is ideal for hiking, camping, and hunting, and protects against insects through the weave of the fabric and snug-fitting cuffs and crew neck. 80% nylon/20% spandex. Machine wash. Made in USA. Sizes: XS-2XL. Color: Green. Type: Long-Sleeve Shirts.