●Made of sweat wicking material, lightweight, dry-quickly. 4-way stretch bandanas do rags are comfortable and breathable. These doo rags headwrap can be worn alone during workouts or under a helmet. Good doo rags for bikers. ●Do rag skull caps features adjustable tie straps on the back insure a good fit. One size fit most men and women. ●These cooling skull caps have nice sweat absorbent, skin protection, sun protective function. Suitable for cycling, motorcycle riding, running, hiking, climbing and other outdoor activities. ●6 pack beanie cap hats. Wide variety of colors to choose. Unisex design for many men, women or teens. ●This is the biker doo rags, skull beanie caps, motorcycle head wraps, bandanas, helmet liner for men. Machine wash and dry.