Promar Nets Collapsible Multipurpose Bait Trap - The Promar Nets Collapsible Multipurpose Trap is widely used by professionals, commercial fishermen, and scientific groups to catch fish and crustaceans. These multipurpose traps are popular simply because they are effective. Unlike traditional traps, their collapsible design allows fishermen to carry more traps while eliminating excessive bulk on board. All traps include a bonus drawstring bait bag, wire secure clamps, and easy secure handle. Models TR-101 and TR-301 are especially effective on crawfish.