>>74700I think they're good in theory, but in practice if some kid went off his rocker and decided to shoot up the school he could hypothetically prepare months in advance by finding ways to circumnavigate the drills. Also, those shields in the picture look incredibly ineffective. They've got a large surface area, so they'll be hard to run with, and they have no side protection at all. Also, if the picture is showing a school shooting drill, why are they in a hallway? Nothing in this picture makes sense to me.