FOR ALL EAR SIZES - Silicone earplugs for sleeping are designed to fit any ear canal. They can be used as swimming plugs for adults, as well as for children. UNIVERSAL USAGE - These silicone earplugs can easily block all types of noise. The earplugs for sleeping is easy to carry and portable in your backpack, pocket or purse. Ready to use. On the go! They are the best for factories and commercial areas, construction sites, flying and travel, sleeping, swimming and other watersports, concerts and live music, and they are also great for many other activities. GREAT FOR SIDE SLEEPERS - No long ends sticking out makes it very comfortable for sleeping on your side. These earplugs are very reliable, as they will not fall out from the ears. COMFORTABLE, MOLDABLE & EASY TO USE - Made of high-grade silicone material, which is BPA free, washable, reusable, and hypoallergenic. Soft enough to be molded. Mold them to your specific ear canal. Use the as big or small piece as needed. Clean with warm soapy water and reuse many times. NOISE CANCELLING - these noise-canceling silicone earplugs are also a good choice for study, sleeping, and general hearing protection in noisy environments. With (NRR) 32 Decibels being the standard grade for swimming plugs and earplugs for sleeping, they provide an uncompromised balance between comfort and performance.