Multi-Depth Mailer. 7-1/2 x 5-1/2" (inside). V-Depth 1/2, 1,1-1/2, 2". Made from 200-lb-test corrugated cardboard.

Very satisfied with performance

One of two sizes of these "Frankenboxes" I've used for several years. They've been perfect for my needs and quality was consistent. Outstanding customer service and always fast shipping!