IMI Defense Rubberized Training Knife Red. It can be effectively used for training disarm drills or solo practice. It is made of a highly durable rubberized material that is firm yet soft enough to prevent any bodily injury. Specifications for IMI Defense Rubberized Training Knife: Manufacturer: IMI Defense Fabric/Material: Polymer Features of IMI Defense Rubberized Training Knife Made of high-quality rubberized material. Highly durable one-piece design. Soft enough to prevent bodily harm. Package Contents: IMI Defense Rubberized Training Knife IMI Defense IMI-ZRTKRED: Rubberized Training Knife Red