Bad Idea

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.