Brooks Spartan Pants Men's Running Apparel Asphalt : The Brooks Spartan Pants give runners what they need to conquer the miles. Updated with double-knit DriLayer® fabric, these running pants keep your legs warm on chilly runs. Offset ankle zippers keep the pants in place and make it easy to add or remove layers--without removing your shoes. Protect your tech in the zip-secure hand pockets for storage. Convenient and comfortable, the Brooks Spartan Pants offer the ingredients to unleash your