Sub4 is the leading supplier of custom running gear. With a wide range of running singlets, running t-shirts, long sleeve running shirts, running shorts, tights and socks, you can create any design using our cutting edge digital print technology. All items are made using breathable materials. Full sublimation is available. Choose from a range of cuts and sizes. Our commitment is to provide you with flexibility and freedom of design on high quality running gear that will help maximise your performance.