Meet your new go-to for fuller hair: the Intensive LED Hair Boost 'OOO' Hat. This ultra-light, adjustable, and cordless hat uses medical-grade LED lights - 630 nm red and 480 nm blue - to stimulate hair follicles, encouraging resilient growth and reducing breakage. Enjoy a discreet 10-minute session that seamlessly integrates into your routine, promoting healthier, fuller-looking hair with each use..Includes USB Cord and rechargeable battery.Uses medical-grade LED lights - 630 nm red and 480 nm blue - for effective hair treatment Stimulates hair follicles to promote resilient growth.Reduces hair breakage and strengthens hair Ultra-light, adjustable, and cordless for ease of use.Discreet 10-minute sessions fit seamlessly into any routine Enhances scalp health for overall better hair quality.Use 10 minutes a day on clean dry hair.