When every move matters and every second counts, gear up for greatness with the Under Armour Heatgear Og Compression Mock L/S. Featuring thicker HeatGear fabric and advanced sweat-wicking technology, this top keeps you cool, dry, and comfortable through even the toughest sessions—while minimizing pinching, snagging, and chafing. The four-way stretch material moves with you for unrestricted mobility, while the light and tight fit with optimum muscle compression supports your core and boosts endurance. Push harder, move faster, and never back down with the Under Armour Heatgear Og Compression Mock L/S.