Men's Patagonia Capilene Black Stretch Long Sleeved Pull Over Base Layer Size Large. This is a Polyester Spandex Blend shirt that can be worn alone or as base layering. This shirt is in good condition and has no stains, light wash can see size labeling is also faded. Pre-owned. Measurements: Chest 23.5” Length 25” Sleeves 22.5 Questions? Leave a comment below!