• Gro-With-Me®: Drawstring head adjustment & adjustable chinstrap ensure perfect fit and longer use • Water Repellent: Bionic-Finish® ECO fluorine free DWR coating on the fabric surface repels water • Superior Sun Protection: 50+ UPF aqua dry water-repellent fabric for best sun protection and comfort with wide brim strengthened to stay up in front • Stay-on: Chin-strap ensures hat stays put when windy or child pulls • Safe: Break-away safety clip on the chin-strap • Pack-able: Light weight and easily foldable to fit in a pocket for easy storage and travel