Model 504-S collapses to just three inches high for easy transporting or storage and can catch and hold 30+ pigeons at a time. Pigeons are able to walk into the trap through swinging bob style doors but are unable to exit. This trap also features a shade cover and top bait/release door. When deployed this trap measures 36L x 24W x 10H" and is constructed from 1" x 1" wire mesh. When collapsed for storage this trap measures 36L x 24W x 3H".