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  • 2017 SISU Tech Race Shirt
    The All NEW TEAM SISU Tech Shirts.  Throw the Hammer down and let the rest know this is not a game and you are not playing.     - 100% Polyester moisture management/antimicrobial performance fabric   - Self-fabric collar   - Badger sport..
  • Barger Furies T
    Spike the shit out of life!  Unisex Tri-Blend Vintage Red/Heather White Next Level Baseball T.  Let the world know your favorite things to do on your free time like snorkel with frogs, question the use of toenails, sauna burpees, chop wood, or whatever strange things you ..
  • SISU 24 Thermal Shirt
    SISU Next Level Goat 24 Thermal The Goat is on the clock and this limited edition SISU 24 Event Thermal is the Unisexy shirt you need.  Heather Blue, Goat approved - get yours before the clock runs out! Available sizes S, M, LG, XL, XXL ..
  • SISU Abusement Park (LIMITED EDITION)
    Get your ticket for the toughest abusement park in the Nation!  Premium Fitted Next Level Crew shirt  - 100% Combed Ring-Spun Fine Cotton - in traditional SISU black with light grey and cardinal.  This is THE shirt to rock at the gym or your next event!! ..
  • SISU Iron Shirt
    Turn heads with the brand new SISU IRON event shirt, now available for order.  These grey shirts feature the Iron design, featuring "Blue" the bear, by Rob Barger and the "No Weak Links" slogan penned by Steffen Cook.  The badass Honey Badger (official Iron sponsor) logo ..
  • SISU Pima Cotton Shirt
    Rock this Bad ass looking Slim Fit Short Sleeve Crew with Logo on the front, back, and sleeve! Guaranteed to be one of the most comfortable and  best fitting Tees you own!  Wear this 100% Cotton fitted shirt with lots of attitude!    Order Shipping & Fulfillmen..
  • SISU Tech Race Shirt
    Put the hammer down on the mortals with your SISU Race Tech Shirt and let them know you mean business!  A perfect Cool DRI jersey knit T-shirt that wicks away moisture, to keep you cool and looking fierce.  Perfect for your mud run, marathon, triathlon, ultra marathon, or just your dail..