• Silk thermal eye mask: wireless USB eye compress made of real silk, very soft and lightweight. • Ergonomic design that improves light shielding, does not feel oppressive. • USB rechargeable thermal sleep mask, wireless with type C charging. • Relieves eye stress, tension, and dry eyes. • Temperature control with two adjustable modes: 50.0 °C on high and 40.0 °C on low. • Safety protection with automatic shutdown after 30 minutes. • Portable and washable, useful for airplanes, subways, buses, offices, dormitories. • Package includes: 1 thermal pad, 1 charging cable, 1 pair of soft foam earplugs, 1 instruction manual.