Fatmax. 6-7/8", twin blade knife, 2 knives in 1, twin blade design allows the user to alternate between 2 blades without carrying more than 1 knife, instant change feature allows the user to replace dull blades in seconds, easy access blade storage holds up to 9 blades for fast & easy blade change, interlocking blade sliders so that only 1 blade is extended at a time, rubber comfort grip minimizes fatigue & reduces slippage, total blade storage capacity 11, 9 storage & 2 in use.