1. FUNCTIONAL: Experience predawn and nighttime activities much more clearly with this LED cap. 2. EXTENDED BATTERY LIFE: Powerful battery included. Long-lasting lighting. Easily replaceable. 3. ADJUSTABLE: Comfortable cotton material with a versatile hook-and-loop back strap. Convenient on/off switch. 4. BRIGHT: High beams provide excellent distance visibility. 5. Suitable for night activities such as jogging, cycling, running, fishing, and more. Specification: Product category: Baseball Cap Applicable gender: Unisex / Male and Female Material: Cotton Popular elements: LED lighting Size: 56-58cm Includes: 1 x Cap (camouflage color is random) Note: 1. Due to differences in monitors and lighting effects, the actual color of the item may vary slightly from the images shown. 2. Please allow 1-3cm measurement variation due to manual measurement. (1 inch = 2.54 cm) Thank you for your support :)