These silicone earplugs are designed to provide noise isolation, making them for dormitory use and ensuring a peaceful sleep. The cool adds a fun touch, while the waterproof feature makes them ideal for swimming and other water sports. They are comfortable to wear and effectively block out unwanted sounds. Features -Color:Pink -Material:Nanometer silicone +pp -Size:3.00X2.00X2.00cm/1.18X0.79X0.79in -High noise isolation: made from silicone material, these earplugs effectively block out external noise, providing a quieter sleeping environment in dormitories. -Waterproof design for swimming: special waterproof treatment prevents water from entering the ears, offering a better swimming . -Comfortable fit with cool : ergonomically designed to fit the ear's curve comfortably without pressure; the cool is stylish and fun. -Versatile use for multiple scenarios: suitable for dormitory sleep, studying, swimming, work, travel, and more, allowing you to enjoy anytime, anywhere. -Durable silicone material: made from durable silicone, these earplugs offer a reliable and usage Package list: 4 pcs x 1 pair x Earplugs 4