Baby/Toddler UV caps provide 98% protection from UV rays. They are reversible so give two alternative fun looks. Ultra-light, they are made from Coolmax Extreme fabric which helps carry perspiration away from the skin & allows air in. All caps feature an adjustable drawstring at the rear to help small children keep them on and enjoy a snug fit. A small soft neoprene peak also protects they eyes from direct sunlight. The caps are easy to fold & so carry in a pocket. Used by Bandanashop employees' children we know these products work!