Materials: 100% Polyurethane memory foam

Cyxus blue light filter glasses can block blue light from entering your eyes and disrupting the natural sleep-wake cycle

fully charged for about 2-3 hours

Pre-strung lights can be replaced if burnt out

NEW Jollyholla Retro Double Bridges Square Sunglasses Women Fashion Eyewear Shades UV400, Green Tea decor Materials: 100% Polyurethane memory foamNEW Jollyholla Retro Double Bridges Square Sunglasses Women Fashion Eyewear Shades UV400, Green Tea Retro and trendy design with double bridges Square shape sunglasses for women and men Fashion eyewear with UV400 protection Suitable for outdoor activities and daily wear High quality materials for durability and comfort