Check the listing for details. Lime Green HI VIS Sun Hat with Reflective Stripe - High Visibility. Color: Green, Condition: New. Listed at 10.79 USD. Lime Green HI VIS Sun Hat with Reflective Stripe - High Visibility - One Size Fits All Block the Sun & Keep Cooler - Material made of 100% polyester, breathable and soft. 360 Degree mesh venting for maximum airflow, making you feel cooler while working outdoors in summer.Face and Neck protection - with wide brim to shade face and head, protecting face and neck by shading from harmful UV rays and preventing sunburn on your face and neck.High Visibility - with a 0.6"ANSI silver reflective strip which can reflect light and protect your safety at night.Size - One size fits all. Head circumference: 22"-23"; Wide brim?3", Ear Neck Cover: Length 9.5", Width: 17" Applications - Great for gardening, hiking, cycling, working high above the ground, and a bunch of outdoor activities.