The Nantucket Performance Short may look like a chino short but it performs like activewear. Made with a hint of spandex, the 4-way stretch fabric provides all day comfort and ultimate mobility. Finished with bartacks at the top and bottom of the pockets and a side seam zipper pocket to keep your valuables safe and secure. 62% Cotton 33% Nylon 5% Spandex. Two Back Pockets Secured with Dark Brown Tortoise Shell Buttons. 4-Way Stretch Fabric. A Side Seam Zipper Pocket. YKK Zipper Hardware. Bartacks at Top and Bottom of Side Pockets. Southern Marsh Patch Above Back Pocket.