Kleinert's Mens 3 Inch Deeper V-Neck Sweatproof Undershirt With 6"X9" Shields 100% Cotton Made in USA Machine Wash With Non-Detergent Soap. Air Dry For Optimal Use. Comfort-Blended Lightweight Interlock Cotton Ring Spun Patented to Help Prevent Sweat Wet-Thru Top Quality-Hand Sewn with lined in Underarm Shields with Protective Barrier to Absorb Sweat with 6 x 9 Enlarged Shields for Extra Protection. Super Absorbant Underarm Protective Shields with "Three Layers Including Duralite Barrier". Reinforced Collar with Spandex Thermoregulated for Enhanced Activity