The SureFire EP5 Sonic Defenders Max earplugs offer superior noise protection with a Noise Reduction Rating of 26 dB making them ideal for environments where high noise levels are present. Crafted from a durable hypoallergenic polymer these black earplugs feature a soft adjustable triple-flanged stem that provides a secure seal for all-day comfort. The patented EarLock retention rings ensure they stay in place even during rigorous activities. Their low-profile design allows for easy use with masks helmets or additional hearing protection and makes them comfortable for sleeping. Sized medium these earplugs cater to most adult users looking for reliable and reusable hearing protection.