How to Choose a Butterfly Knife
Butterfly knives — also called balisong knives — have two rotating handles that fold around the blade when closed. The handles pivot open for deployment and can be flipped for tricks and skill development. Before choosing a live blade model, identify your experience level. Beginners consistently benefit from starting with a trainer — same weight, same balance, dull edge — before progressing to a sharp blade. The opening and closing mechanics are identical across trainer and live blade models, so skills transfer directly.
Live Blade Butterfly Knives
Live blade balisong knives have sharp stainless steel blades — real cutting edges in the 3–5 inch range with dual rotating handles and latch locks. These are functional knives, not practice tools. Before handling, identify the bite handle — the handle on the sharp edge side — and the safe handle. Improper grip during flipping with a live blade causes cuts. If you're new to balisong handling, start with a trainer. Live blade models are the right choice for experienced flippers, collectors, and carry use where a functional blade is the purpose.
Butterfly Knife Trainers
Trainer butterfly knives have dull or rounded edges — safe for learning opening, closing, and flipping techniques without injury risk. The weight and balance match live blade counterparts so skills built on a trainer transfer directly to a sharp model. A practice butterfly knife is the recommended starting point for anyone new to balisong handling — the mechanics take repetition to develop and doing that repetition on a live blade is unnecessary risk. Trainers are also legal in more jurisdictions than live blade models.
Trench Knife Butterfly Knives
Trench knife balisong models combine the butterfly knife folding mechanism with a trench knife profile — a distinctive design that sits at the intersection of historical military knife styling and balisong mechanics. These are among the strongest-positioned products in the collection for search visibility and appeal to collectors as well as practical users. If the trench knife style is what brought you to this page, these are the models to look at first.
Butterfly Knife Combs
Butterfly knife combs replace the blade with comb teeth — the same folding handle mechanism, a functional grooming tool instead of a blade. These are legal in jurisdictions that restrict butterfly knives and serve as a practical alternative for buyers in restricted areas or those who want the flipping experience without a blade.
Butterfly Knife Laws
Butterfly knife laws vary significantly by state and locality. Several states restrict or prohibit butterfly knives regardless of blade length. Some jurisdictions that permit folding knives specifically exclude balisong-style knives due to the flipping mechanism. Trainers and combs may be legal where live blade models are not — always verify your local laws before purchasing. Buyer assumes all legal responsibility for possession, carry, and use. Browse the full knife collection for other folding and fixed blade options.