Nike Fast 2inch Men's Running Short - Black/Reflective Silver Colour:Black/Reflective Silver It offers additional support that

It offers additional support that doesn't stifle speed

Heel Collar

Sweat-guard zip pocket

providing a lightweight layer that will keep you warm on cooler days but is also great to wear as a middle layer in much colder conditions

Nike Fast 2inch Men's Running Short - Black/Reflective Silver Colour:Black/Reflective Silver It offers additional support thatNike Fast 2inch Men's Running Short is a functional training short designed with a relaxed, standard fit and made from Dry fabric that is constructed to help you stay comfortable and focused by drawing sweat away from your skin quickly. The built in liner provides additional coverage and support and perforated waistband with drawcord for a more custom fit. An internal pocket provides ideal storage for small items and refective trim offers extra