The Brooks Women's Glycerin Running Shorts are a hip fashion short that sits just below the natural waistline or a short that you will want to train, race and wear around the house.. The Brooks Women's Glycerin Running Shorts this last little number just might be what choose for your next race. The stretch-woven shell paired with a light you might forget your wearing them. They also have a stretch waist and side panel offer excellent range of motion and comfort. If you run or race in the heat (65 deg and above ) the thses short will keep you comfortable.