Dog Travel Crates The Contain-Me Crate makes transporting pets easy. This heavy-duty plastic crate features air vents, a metal door, and sturdy security latches. Make pet travel easy with quality-made, durable, and easy-to-assemble Contain-Me Crates. Sturdy security latches keep pets safely contained during travel Features ventilation holes and metal doors that can be flipped to lock on the right or left side Includes screws required for compliance with air travel regulations xSmall, Small, and Medium crates each have a convenient carrying handle Materials: Plastic, metal Crate Sizes Length Width Height Weight Capacities Extra Small 18" 12" 9" Holds up to 10 lbs Small 22¾" 15¾" 10½" Holds up to 25 lbs Medium 26¾" 19¼" 14½" Holds up to 35 lbs Large 36¼" 24¾" 20½" Holds up to 70 lbs Assembly: 1.Place Crate Top (A) on top of Crate Bottom (B). Close all Flip Latches (D) and lock them into place. 2.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). 3.Close and lock the Door (C) by pressing in the squeeze latch and aligning the additional door post ends into the appropriate holes