The update features a wider base

An upgraded MaxTrac™ outsole offers stickiness and grip underfoot while an Altra EGO™ midsole helps achieve the perfect combination of responsiveness and comfort

snappy feeling

Lightweight ceramic aluminum material adds durability

softer running experience that will help build their drive to go a little bit further

Men's Sub4 Short 2 in 1 Colour:Black The update features a widerSub4s most technical short yet. The combination of a second skin inner short for support and layering in full style and comfort. Mesh panels keep you feeling light and free to move without heat and humidity weighing you down. A modernised smooth waistband completes the fit. Hidden zip allows access to a phone friendly pocket for all your essentials. Running, gym work, yoga, hiking, living. World leading fabric construction and fit. Ultra lightweight