SMI 4-Door Collapsible Crab Trap - SMI 4-Door Collapsible Crab Traps bring proven design for better hauls. These 4-door crab traps have 2 escape rings for smaller crabs. A fall-away rot cord ensures safety-minded use even if you can't retrieve it. These SMI crab traps even fold flat for compact storage. 4 openings 2 smaller escape rings Fall-away rot cord. Dimensions: 24in x 21in x 12in