• Weighted Trigger Bait Station: Makes it impossible to not catch a mouse.
• Air Holes: Allow mice to survive and breath in the humane mouse trap, traps should be checked often, stress and lack of movement can cause death.
• Spring Doors: Makes our humane mouse trap easy to set and allow the mouse easy entry without fear.
• Release Door: Makes it easy to release the mouse, simply slide up and release.

You won't lose a finger with this mouse trap, completely safe mechanism.