Now you can practice with some of most popular knife designs in relative safety with Cold Steel rubber training knives! each trainer has been carefully fashioned to look as realistic as possible so they can be effectively used in solo practice, training drills, disarm drills, and demonstrations and any other activity where you want a reasonably close approximation of realism but not the extreme danger and risk associated with an actual knife. Specifications: - blade length: 12" - blade thick: 13.5mm - overall: 17 1/4" - material: santoprene - weight: 9.5 oz - handle: 5 1/4" long