SJT ENTERPRISES, INC. No Working During Drinking Hours (Beer & Starfish) 5" x 16" Surfboard Wood Plaque Sign (SJT41309) Great for the rec room, basement, man cave OR woman cave, bedroom, dorm, etc. Made of very solid MDF wood fiberboard. Measures 5" x 16" and 1/4" thick. Perfect for tropical, coastal, Hawaiian or beach themed dcor Intended for indoor use only. Laminated for durability but is not weather proof. Makes a great gift for friends or family