Pima Cotton Stretch Fabric Breathable, moisture-wicking (sweat control) with a premium feel. Wear Tucked Or Untucked - Versatile styling options for every outfit. Keeps You 2-3x Cooler Than Regular Cotton - More breathable, efficient fibers. Dries 4-5x Times Faster Than Regular Cotton - Allows sweat to evaporate quicker. When To Wear Modern relaxed fit, designed for daily wear. Additional Features Memory Collar - Lay-flat collar that won’t stretch out to eliminate “bacon neck”. No EFG® - Our longer, tapered design eliminates “excess fabric gut”. Tagless Label - Enhanced comfort, we really thought of everything. Model’s Measurements - Height 6’2”, waist 32” wearing a size medium. Fabric & Care 87% Pima Cotton, 13% Spandex Machine wash cold. Tumble dry low.