Rid-O-Mice 2.75 Inch Stainless Steel Weep Hole Cover (20, 2.75) Stops and Keeps Out Mice, Wasps, Bees, Lizards, Snakes, Scorpions and Many Insects.Brand: Rid O Mice Color: Silver Features: RID O MICE is the only original, unmatched true self clamping spring stainless steel, universal solution for beautifying the brick exterior and protecting the wall cavity from dirt and debris build up. Prevents wasps, bees, rats and mice from entering via your weep holes. Rid O Mice covers have been in service for years and years doing the job right the first time. SUPERIOR PROTECTION: Game Changing