This high-visibility yellow/green evaporative cooling neck shade is constructed with proprietary cooling polymers in a multi-layer construction which helps to dissipate hot moisture from your body quickly. The outside includes high-visibility contrasting orange trim and a horizontal reflective stripe for added visibility in low-light conditions. Features mesh at the top for breathability and airflow and an elastic band for attaching to hard hats. Material absorbs, stores, and releases water within a multi-layered fabric Silver reflective material enhances low-light visibility High-visibility yellow/green High-visibility orange contrasting trim Provides extended cooling comfort and heat stress prevention Elastic band at the top fits around most hard hats, both cap style and full brim style Fits hard hat styles including Bullhead Safety® HH-C1, HH-C2, and HH-C3 cap styles, and the HH-F1 full brim style Activation instructions: Soak neck shade in cool water Wring out the excess water gently Snap the cooling neck shade by pulling each end of neck shade to its full length 3 times When extremely hot and humid, keep the neck shade extra moist for optimal cooling *Hard hat not included