Optimum Nutrition | On Gold Standard Zone T-Shirt Black - Small Bodybuilding Clothing Optimum Nutrition | Small | Optimum Nutrition T-Shirt - Black T-Shirt From On Offers All The Advantages Of A Sports Garment Made Of 100% Cotton With A Great Attractive And Comfortable Design. Pure Cotton Quality Can Absorb Sweat Thus Avoiding The Moisture On The Body Which Doesn't Make It Heavier. The 100% Cotton Can Absorb Up To A Fifth Of Its Weight In Water Before An Athlete Feels The Moisture In His Body. 100% Hypoallergenic Cotton Fabric. No Skin Irritation, It Offers The Comfort Touch With Wet Skin. Features Sporty And Practical Featuring The Optimum Nutrition Logo | On Gold Standard Zone T-Shirt Black - Small