USC Trojans 3"x4" Ultra Decal Window Cling by WinCraft. $1.95. Top Quality, Manufactured by Wincraft. Officially licensed by the USC Trojans. Officially licensed by the NCAA. Show your team pride everywhere you go. 3"x4" Ultra Decals stick to multiple surfaces and are removable and reusable. These versatile clings can be used indoors or outdoors and will not leave a residue when removed. Made in the USA.. Save 87% Off!