Remember, most pants and jeans that are labeled 32 33 34 aren't actually that size. Jeans are never the size of their tag, but if you've owned uniforms like this you'll know that they actually do get the size very close if not exact. Exactly 34" around the waist is a very small waist size. Most people don't even come close to that and anything smaller is thin lean guy. Considering pitt had a belt in that scene the pants were still falling I believe they could've been used. I just thought Pitts pants had a buckle on the hip