REMOVER TOOL: The safest and easiest way to remove unwanted biters. Works on both people and pets. Includes dual sized slots to ensure every biter of every size can be dealt with swiftly FUNCTIONAL SAFETY FEATURES: Pea-less whistle that works in wet, dry, hot and cold temperatures, removable twine cutting or gutting hook, all packed into a polymer handle that resists wear and tear VIROBLOC COLLAR: Our patented locking mechanism developed in 1955 that keeps the blade securely opened, or closed. THOUGHTFUL DESIGN: From firestarters to shackle keys, our growing line of outdoor knives provide functional tools beyond just the blade. They are the knives of choice for paragliders, sailors, hunters and gatherers across the globe! CARING FOR YOUR KNIFE: All Opinel outdoor knives are not designed to be washed in the dishwasher. Opinel suggests carefully hand-washing your knives and leaving them out to air dry. Our popular outdoor knife, the No.12 Explore now with a set of tweezers to deal with pesky biters. The multi-material handle is fiber-reinforced to withstand extreme temperatures, knocks and exposure to water. The heel of the handle features a 110 decibel whistle, the removable tick remover tool, a steel cutting hook for twine and large game. The hook is detachable for easy cleaning.