Office Depot Brand Corrugated Mailers 9in x 7in x 4in, White, Bundle of 50

Secure books, framed pictures and other important items in these corrugated boxes. The mailers feature durable construction that will withstand travel to their intended destination. 200-lb/ECT-32-B corrugated construction offers the strength needed for shipping. Attached flaps let you easily insert materials and keep them in place throughout delivery.