4 3/8'' overall. 2'' 440 stainless seatbelt cutter blade with integrated stainless tip window punch. Sleek minimalist design. Open design molded black nylon handle features grooves for thumb positioning, space for the index and middle fingers, and a tab for the ring finger to lay on for extra stability. Black nylon sheath with Velcro strap. Visor mount included. Designed by a NYC paramedic. Hang packaged.