Formula Long Sleeve Men _tab_hestra-size-guide Ergonomic fit

Ergonomic fit

Two chest pockets

› Modern loose fit

Discreet Logo top left

Our Dirtbag is as soft as a kitten's purr and it wicks away sweat like nobody's business

Formula Long Sleeve Men _tab_hestra-size-guide Ergonomic fitMilk casein fiber was used in many garments and household items in America and Europe during the 1930s and 40s. Its made using a process that is similar to rayon viscose (derived from wood pulp), but because its a regenerated protein fiber, it reacts like wool. Historically, it was used as a wool alternative, advantaging soldiers on the front lines in times of wool scarcity. However, it fell out of use after WWII ended and newer, cheaper synthetics