UNDER ARMOUR HAT RMC WASHED PERFORMANCE COTTON TRUCKER ADJUSTABLE. Give them an RMC custom hat with embroidery that will become their spring and summer go-to. Men's Washed Performance Cotton Trucker adjustable cap in black/white with 3D embroidery in gold thread, on front RMC vintage interlocking embroidered logo and on left side Under Armour logo. The Under Armour Washed Performance Cotton Trucker Hat is made of breathable cotton and features mesh panels for extra ventilation and style. The free fit is relaxed and comfortable, with an adjustable snapback closure. 65% Polyester/35% Cotton/100% Polyester Mesh. Men's OSFA.