Effective Sound Isolation: The earplugs are soundproof and noisecanceling, and can effectively prevent you from being disturbed by sounds in your environment when you are going to sleep. Durable and soft material: The cover is made of highquality silicone, which is a soft and safe material. They feel comfortable in the ears and can be washed and reused. Safe and reliable: With their unique design with ringshaped handles, these earplugs can be easily placed and taken out. The set includes 2 pairs of extra ear cushions that you can attach to the earplugs to adjust the size. The earplugs are securely in place without causing discomfort or falling out. Specifications: Size: 2.1 x 1.6 x 1.5 cm Material: Silicone Package includes: 2 x earplugs 2 pairs of extra cushions 1 x storage box Provides effective sound insulationComfortable and softWith practical handleCan be cleaned and reused