Features 1. Revolutionary hair regeneration: The infrared phototherapy cap is equipped with advanced dual wavelength technology, combining 660nm red light and 850nm near-infrared light to penetrate deep into the scalp. These specific wavelengths are carefully selected to activate dormant hair follicles and promote hair growth, making hair thicker and fuller. 2. Comfortable and Convenient: Humanized design, lightweight and comfortable, allowing you to enjoy hair care without spending extra time. Hats gently promote the health of your hair, ensuring maximum comfort every time you use them. 3. Technological innovation: Through 120 high-intensity LEDs, the emitted red and near-infrared light can penetrate deep into the scalp and initiate the hair growth process. This cutting-edge technology combines science with convenience, bringing you an unparalleled hair care experience. 4. Comprehensive care: It not only promotes hair growth, but also improves scalp health, reduces dandruff, and makes hair healthier and brighter. 5. Wide applicability: suitable for all hair types, suitable for both men and women. The red light care cap is the ideal choice for your healthy hair, giving you confidence and beauty. Specification Material: PU+Fabric Color: Black, Grey Size: 21.5 x 21.5 x 11 cm Weight: 405 g Package Include: 1x Hair Growth Hat 1x USB Cable 1x Instruction Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store