Drawstring closureCap Circumference-50-54 CMBUILT-IN SUN PROTECTION - It built-in sun protection blocks 98% of all UVA and UVB cancer causing rays. No more sunburns! Keep your child's delicate skin safe in the sun with its built-in UPF 50+ sun protection so there's more time for enjoying the beach, lake or pool and less time worrying about harsh UV rays and reapplying sunscreen.ADJUSTABLE CHIN STRAPS - the chin strap is adjustable to easily create the best fit possible.FULL OF FEATURES - Break away chin strap helps prevent choking. Side venting keeps heads cool. Wide brim for optimal protection.IT FLOATS - Easily grab this hat if it ends up in the water. And the quick dry fabric will have it back and ready to use in a jiffy!WIDE RANGE OF COLOR OPTIONS - Pair your kid's sun hat perfectly with sun protection rash guard swimwear sets and sunsuits.