[For All Ear Sizes]: Made from malleable silicone material, the earplugs can be easily kneaded into different shapes to fit various ear canal sizes. [Perfect Fit and Comfortable]: The earplugs cover the ear canal tightly enough. Malleable silicone cushions can be kneaded into different shapes to fit the ear canal very well without creating any pressure on the ear. [Waterproof and Reusable]: The earplugs can prevent water from entering the ear. This will be helpful in preventing ear infections. Suitable for swimming and showering. Silicone earplugs can be used many times properly. [Multiple Uses]: Excellent for swimming, sleeping, working, studying, or any environment where you need silence. Malleable earplugs are especially suitable for side sleepers. [Specially Designed Plastic Case]: The plastic case designed for malleable silicone earplugs can separate the earplugs separately to avoid them sticking together, which is clean and hygienic. At the same time, the plastic case is waterproof and easy to carry.