Shotgun 4 Nights Per Week – You Guess Which Nights. Gun Warning Sign, colorful and decorative. Place on the wall of your mancave, or family room. Use on the wall of a bar, restaurant or store. Use wherever you wish to seriously give warning or use as a conversation starter. This is a good quality metal sign that has been painted to imitate antique gun warning signs. Size is approximately 20 x 30cm or 7.87 x 11.8in. Signs perform best indoors.