P3 Particulate Filter brand_Valley Apparel Manufactured according to US DoD

Manufactured according to US DoD standards

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

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

with "touch points" on the interior of the fabric to wick the moisture to the outside

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

P3 Particulate Filter brand_Valley Apparel Manufactured according to US DoDThe 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