"SureFire EP10 Sonic Defenders Ultra Max Hearing Protection Earplugs provide an impressive 30dB noise reduction rating, making them the most effective in-ear hearing protection available to shooters. Sonic Defenders Earplugs feature a full-block design with soft memory foam Comply Canal Tips that seal up tight inside your ear canal, blocking out harmful sounds and providing all-day comfort. They're re-usable, non-electronic, and made from hypoallergenic polymer that's soft but incredibly durable. The EarLock retention ring uses 7 contact points to lock earpieces in place and fit the same way every time. Includes carry case and 26"" lanyard. Impressive 30dB noise reduction rating Full-block design with expanding memory foam Comply Canal Tips Low-profile design works while wearing a mask, helmet, etc. Made from hypoallergenic material EarLock retention rings keep them in place Non-electronic and totally reusable Includes carry case and lanyard"