The Bad Idea marks Blackside Customs’ first step into the world of folding knives—and we went all in by making it an automatic. Designed for everyday carry, this push-button auto is compact, dependable, and built to handle real use.

With sleek lines, premium steel, and Blackside precision, the Bad Idea balances reliability with style, making it a knife you’ll be proud to carry daily. Easy to carry, easy to deploy, and always ready—the Bad Idea is proof that sometimes the Bad Idea is actually the best idea.