EXCR TechSoft Second Layer™: Our proprietary pinnacle second layer fabric; a high quality double-knit interlock jersey, designed to perform on the course and keep you super comfy off the course Premium Fabrication: Super soft, luxurious and extremely comfortable; 4-way stretch; moisture wicking; highly durable and anti-wrinkle Smart Design: Interior elastic waistband with a hidden drawcord; custom silicone gripper lining keeps your shirt tucked in all day; two back welt pockets with hidden zippers Distinctive Branding: Extracurricular "pill" logo above the back right pocket in high-quality 3D silicone appliqué; custom multi-color drawcord Fiber Content, Navy: 70% Rayon / 23% Nylon / 7% Spandex Size Guide: Model is 6'0" and 175 lbs. and wears size 32 pants