● 100% Nylon, 99.9% UV cut, UPF 50+ certified rating ● Sizing : ONE (Head Circumference 22.8- 24.4") ● Patented cord lock and whistle in one for safety and having fun ● 3.94" wide brim with floating foam core protects face perfectly ● 9.45" long and wide flap for protecting back of neck and ears ● Lightweight-Quick drying-Packable-Water repellent-Stain Resistant Fabric ● Fast-drying, moisture wicking high performance Coolmax sweatband ● Ponytail hole for long-haired ladies to stay cool while wearing hats ● Elastic band and one-touch buckle for size adjustment and comfortable fit ● Occasions : gardening, farming, playing at the beach, hiking, fishing, safari, exploring, trail, travelling, camping or other outdoor activities