These travel crates make transporting pets easy. This heavy duty plastic crate features air vents, a metal door, and sturdy security latches. Features ventilation holes and metal doors that can be flipped to lock on the right or left side Includes screws required for compliance with IATA container regulations for air travel Extra Small, Small, and Medium crates each have a convenient carrying handle Additional Details ------------------------------ Product description: These travel crates make transporting pets easy. This heavy duty plastic crate features air vents, a metal door, and sturdy security latches. Features ventilation holes and metal doors that can be flipped to lock on the right or left side Includes screws required for compliance with IATA container regulations for air travel Extra Small, Small, and Medium crates each have a convenient carrying handle Directions: Assembly Instructions: Place Crate Top (A) on top of Crate Bottom (B). Close all Flip Latches (D) and lock them into place. Lift the Top (A) slightly and place Door (C) so two of the door post ends will slide into the holes on the Crate Top (A) and Crate Bottom (B). Close and lock the Door (C) by pressing in the squeeze latch and aligning the additional door post ends into the appropriate holes.