If you can't shoot'em choke'em. Firearms are always the best first line of self-defense, but in case you're not carrying, hopefully you know Brazilian Jiu-Jitsu (BJJ). OSU or OSS is a greeting used amongst BJJ practitioners, which dates back to the Samurai. Short for Oshi Shinobu in Japanese, OSU translates to "Endure Under Pressure."
Your typical 100% cotton t-shirt (except for heather colors, which contain 10% polyester). Pre-shrunk to make sure your size is maintained throughout several washes, and a classic fit. • 100% jersey knit • Pre-shrunk • Seamless, double-need ⅞” collar • Taped neck and shoulders • Classic fit
Size guide
S | M | L | XL | 2XL | |
Width (inches) | 17 ¼ | 19 ¼ | 21 ¼ | 23 ¼ | 25 ¼ |
Height (inches) | 25 ½ | 26 | 27 | 28 | 28 ½ |