Features: Illuminating your styles with our LED Fiber Optics Glowing Hat, featured a unique and trendy designs that stands out in any crowd. This bucket hat offer adjustable brightness and flashing modes, use comfortable, and breathable materials for great wear experience. Great for nighttime outdoor activity, running, music festivals, parties, and performances where visibility and styles are key. Perfect for trendsetters, night runners, festival goers, and party enthusiasts looking to make a statement. Elevating your accessory with this innovative fiber Optics hat, seamlessly blending fashion and functionality for any occasion. Specifications: Product Dimension: approx. head size 55-60cm/21.65-23.62inch Texture: Plastic Color: Black Package Includes: 1PC LED Flashing Hat note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.