White Sierra Bug Free Multifunctional Headwear 100% Polyester Imported Insect Shield repels mosquitoes, flies, chiggers, ticks, ants and midges that might carry insect-borne diseases UPF sun protection fabric reduces your exposure to harmful UVA/UVB radiation Quick Dry, travel friendly fabric Seamless weave for maximum comfort Moisture wicking fabric pulls moisture to the surface of the garment for quick evaporation