These traps are made with half inch by one inch mesh , 16 ga galv. welded wire reinforced with quarter inch steel bars. This squirrel trap also has a food box on the top of the trigger. These squirrel traps can be used to catch rabbits, squirrels, chipmunks, large rats, minks, weasels, etc. You can bait these squirrel traps with sweet potatoes, apples, nuts and corn.