When To Wear Designed for daily wear. Additional Features (Underwear) Non-Pilling - No lint balls or fuzz, wash after wash. Horizontal Quick Draw® Fly - A solution to the ‘fly fishing’ caused by vertical and no-fly underwear. A uniquely intuitive horizontal opening for fast, easy access when nature calls. Contour Pouch - Designed for comfort and control, this curved pouch supports and flatters your natural shape, nestling the boys without restriction. Stay-Put Waistband - Won’t roll, bunch, pinch or leave marks. Tagless Label - Enhanced comfort, we really thought of everything. Model’s Measurements - Height 6'2'', Waist 32'' Additional Features (Undershirt) Patented Stay-Tucked Design - Eliminates accidental untucks. Improved Shape Retention - Always returns to its original shape, won’t stretch out. Non-Pilling - No lint balls or fuzz, wash after wash. 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. Additional Features (Socks) Stay-Up Cuff - No slipping, bunching, or adjusting. Mesh Cooling Vent Keeps your feet cool and dry, so you don't have to wince every time you take your socks off. Reinforced Seams - Keep your socks feeling and looking great for longer. No-Feel Toe Seam - A smooth toe seam for a barely there feel. Ribbed Arch Support - Keeps your feet supported and comfortable throughout the day. Fabric & Care Sock: 60% Egyptian Cotton, 35% Nylon, 5% Spandex Undershirt & Underwear: 90% Modal, 10% Spandex Machine wash cold. Tumble dry low.