Star Trek: TOS Fine Art Coasters Series 2 - Convention Excl. Wooden coasters featuring fine art from Star Trek: The Original Series. Series 2 of 2 includes 40 exclusive coasters, each based on a TOS episode! Derived from the Star Trek: The Original Series Art Program. Crafted of cork-backed laminated wood and arriving in a laminated wood Klingon Bird of Prey-themed box coasters in Series 2 measures about 5 3/4-inches tall x 3 3/4-inches wide and displays a 4-color image unique to a specific poster and episode