Doo Rag Du Rag Do Hi-Visibility Yellow Safety Bandana Head Wrap Chemo Cap 20% Cotton 80% Polyester Bright Hi-Vis Safety Yellow Doo Rag. Cotton blend fabric. Lightweight enough to fit under caps, hats and helmets. Unisex design for many men, women or teens. Tails to tie so one size fits many. May not fit larger heads. Flap to protect neck from sun and wind damage.