The product is an original Grateful Dead concert ticket stub from the Oakland Coliseum on New Year's Eve, December 31, 1989, along with ticket stubs from December 27, 28, and 30. This music memorabilia item is sourced from the United States and does not contain any California Prop 65 Warning. It holds significance as a collectible piece for fans of the Grateful Dead, capturing a historic concert event in 1989.