RADIANT RNWL NECK AND CHEST REJUV MASK. Benefits: Helps reduce the appearance of wrinkles, creases, and sun damage. Visibly improves skin firmness and elasticity. Non-invasive treatment is safe, effective, and totally painless. Adjustable, one size fits all. Soft, flexible material contours to your body and is comfortable to wear. Medical-grade silicone is hygienic. 10-minute treatment fits seamlessly into your routine. Convenient, hands-free design. Portable and rechargeable for easy traveling. Features: Red Light: Helps to reduce the appearance of fine lines and wrinkles for youthful-looking skin. Near-Infrared Light: Helps to rejuvenate and enhance overall radiance for vibrant-looking skin. Includes: Adjustable, Detachable Neck Strap in Two Sizes (S/M & L/XL). Handheld Rechargeable Controller. USB Charging Cable. Storage Bag. Instruction Manual and Quick Start Guide.