1EA-Hard Hat Shade, Stow Away Style, One Size - YELLOW 1 EACH 1EA-Hard Hat Shade, Stow Away Style, One Size - YELLOW Cotton with wire spring around rim (HI-VIZ is Polyester Oxford) - Fits most hard hats including full brim - Shade at back of neck facilitates perspiration evaporation Easily folds away into a convenient 6" circular self pouch - Shade attachment for hard hats - Protect the back of neck from sunlight Maintains the evaporation of perspiration - Opens with a flexible wire spring - Fold back into pouch for storage