Pack Includes: 1 Second Skin Crew Neck Stay-Tucked Undershirt 1 Cool Cotton Crew Neck Stay-Tucked Undershirt Second Skin Crew Neck Stay-Tucked Undershirt: Silky-soft, non-pilling micro modal fabric (no lint balls or fuzz). Designed for daily wear. Lay-flat, stretch rib Memory Collar to eliminate "bacon neck". 30% more stretch and recovery compared to our original undershirt so it never loses its shape. Patented design that never comes untucked. No EFG®–our longer, tapered design eliminates "excess fabric gut". Machine wash cold. Tumble dry low. Fabric: 90% Modal, 10% Spandex Model is 6'2'', Waist: 32'', Suit: 41''R, Inseam: 31'', wearing size Medium. Cool Cotton Crew Neck Stay-Tucked Undershirt: Breathable, moisture-wicking fabric keeps you 2-3x cooler and dries 4-5x faster than regular cotton. Designed for daily wear. Lay-flat, stretch rib Memory Collar to eliminate "bacon neck". 30% more stretch and recovery compared to our original undershirt so it never loses its shape. Patented design that never comes untucked. No EFG®–our longer, tapered design eliminates "excess fabric gut". Model is 6'1'', Waist: 32'', Chest: 41'', wearing size Medium. Fabric: 86% Pima Cotton, 14% Spandex Machine wash cold. Tumble dry low.