The Patagonia Fore Runner men's shirt will keep you cool and dry on the longest runs of the summer.

The North Face Impulse Men's 1/4 Zip pullover is a super-wicking, very warm performance top for running in the winter or doing other aerobic activities like hiking, skiing or snowboarding. Made of a stretchy polyester mix, the North Face Impulse 1/4 Zip pullover for men has double-knit panels under the arms for added breathability, thumb loops and - cool feature - glow-in-the-dark zipper pulls.

Outdoor Research Echo Tee Men's Shirt is one of our favorite running shirts. Designed to keep you cool and allow you to sweat, this shirt is sewn from 100% AirVent polyester.

Mountain Hardwear Double Wicked Men's Shirt is a ramped up version of the Mountain Hardwear Wicked Lite. Featuring the same great lightweight, fast drying and odor resistant fabric, the shirt features mesh panels on the side of the torso for added ventilation

One hard-working undershirt, the Give & Go does just what it says, giving you uncompromising odor control and moisture control built around one of the quickest drying fabrics around to keep you going strong.

The Patagonia Polarized Tee for men is the perfect shirt for summer time activities - running, mountain biking, taking a spin on the paddleboard. Built for activity, the Patagonia Polarized Tee features offset shoulder seams to prevent chaffing. Sewn from 100% polyester jersey, this shirt feels like cotton, but dries fast like polyester. Provides 20 UPF sun protection. Available in a slim fit.

The Patagonia P-6 Logo T-shirt for men features the classic Patagonia logo and the Fitzroy skyline. Big and bold - that's how we like it. Printed on 100% organic cotton. Available in a regular fit.

The Patagonia Live Simply Guitar is printed on 100% organic cotton and features the artwork of Geoff McFetridge.

A T-shirt for the purist. The Patagonia Line Logo T-shirt for men features a monochrome spin on the original Patagonia logo.