Specification: Material: Plastic + Metal Package includes:10*Mouse Trap How to install - Push the rear metal bar down to open the bait compartment. - Place the bait carefully in the cup provided for this purpose.< /p> - Lower the metal bar to block it at the back of the trap. - Place the mousetrap in the usual places and place the open side of the trap facing the wall because the mice have a habit of walking along walls. Caution: - Do not touch the mousetrap pedal with fingers after setting , - Please handle with care at all times, avoid pinching your fingers. - The pedal is very sensitive, please keep it away from children and pets . - If you want to release the claw from the trap, please use a stick to trigger the pedal.