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The Under Armour® Men's Diamond Armour Long Sleeve Shirt is a comfortable and flexible baselayer to wear under any baseball uniform. This shirt is fitted down through your wrists and designed with extra length so it'll stay tucked in, even after that homerun swing. The embossed performance fabric has a mesh back panel for ventilation to keep you cool. Step up to the plate in the Under Armour® Diamond Armour Shirt.
Soft fitted long sleeve baselayer moves with your body as you play
Long sleeve shirt layers under uniform for a streamlined look
Embossed performance fabric with mesh back for ventilation
Extra length through the body to ensure shirt stays tucked-in