Quantity: 24 Pcs black blindfold, sufficient quantity for various needs. Head-mounted design offers greater comfort compared to ear-mounted styles. Size: Each sleeping blindfold measures 18.5x8.5 cm (7.28x3.3 inches). Ergonomically shaped to stay in place without slipping during sleep. Material: Outer layer made of polyester, inner layer filled with sponge for softness. Fine stitching with two elastic bands for a secure and comfortable fit. Multiple Uses: This blackout eye mask effectively blocks light to enhance the sleeping environment, helps relieve eye strain, reduce fatigue, and supports improved sleep quality. Wide Application: Suitable for travel, gaming, parties, meetings, rest, and sleep. Ideal for computer users, students, seniors, and office workers seeking relaxation.