WinCraft Golden State Warriors Official NBA 2018 National Champions Key Ring Keychain Aluminum by 334381 Made and Designed by WinCraft. Made of Aluminum Displayed on the Front is a 2018 NBA Finals Champions Logo, Golden State Warriors Team Logo, & the Print "Back-to-Back." Officially Licensed NBA Product This affordable key ring is a popular item, that is lightweight and can easily be added to back packs and gym bags.