The RÆBURN Velocity Tee features graphics inspired by SR-71 Duxford Blackbird aircraft shock-waves flying at mach 1.25 operated by the Department of the Air force - USA. Digitally printed under renewable energy. Graphics denote the supersonic aircraft strategic altitude numeric numbers, speed & length expanding to the uniform used to navigate the Blackbird. Archival military objects and paraphernalia remain a constant source of inspiration, finding beauty in that which was originally designed purely for function. Manufactured in Portugal and produced in a 180gsm Global Organic Textile Standard Approved 100% organic cotton interlock, which meets the OCS 100 - Organic Content Standard. Features & Benefits 180gsm Organic cotton interlock Tee Premium weight and feel Digitally printed under renewable energy Easy Care, wash at 30 ° degrees Brand colours meet Standard 100 by Oeko-Tex® Relaxed fit w. side vent RÆBURN organic branded tape w. water based ink RÆBURN recycled PET branded tab RÆBURN recycled internal branded size label Fabric Details 100% Organic Cotton Interlock