Pro Ears - Pro 300 - Electronic Hearing Protection and Amplification - NRR 26 - Ear Muffs The Pro 300 has a highly versatile cup Exclusive DLSC Compression Technology and allows the user to hear all commands clearly when indoors or outdoors Comfortable Proform Leather ears seals don't crack or sweat like vinyl and NRR is 26 Ideal for hunters and enables great hearing protection when needed Made in USA and has three years warranty