P3 Particulate Filter brand_Valley Apparel They are made of 100%

They are made of 100% cotton and feature a 3-button waist

the cotton B-15 pilot's jacket was replaced with the thinner

this underwear will keep you feeling cool and fresh due to its moisture-wicking

Manufactured according to US DoD standards

Replace your old

P3 Particulate Filter brand_Valley Apparel They are made of 100%The P3 filters protect you against particles in air. This unique filter design and advanced filtration system guarantee a high level of safety. These stand up against biological substances and particles up to 0. 3 microns. They connect with the standard NATO 40mm thread. Efficient filtering of particles and biological substances. Standard NATO 40mm Thread Made in Israel Upgrade your hardware and make sure you are protected with this P3 Biological