ATShort 4" brief - RS - Canvaslong run meet cold plunge. beach run meet ocean dip. trail run meet lake swim. the ATShort has a 4 inseam, a self draining pocket for trail mix, a key and a credit card and a quick drying, chlorine and salt water resistant fabric that turns these shorts from run short to swim short quicker than you can say "cool down.

double lined gusset

a direct descendent of our RDCap SC Frame S

as a result

the large side pocket

COOLmatic|EXP™ equipped back vent dumps heat and regulates temperature

a trucker cap with a curved brim that’s actually technical

we're not sure either but it's a simple solution that makes for a versatile technical winter run accessory

the quintessential 4 inch run short using a fully recycled

a light weight ergo collar built in a COOLmatic | PLUS™ lightweight recycled micromesh

quicker cooling

the archetype

embedded carbon fibres work to regulate temperature