"200-lb/32 ECT test. Box size: 18-1/2Lx12-1/2Wx14""H(D). 20 boxes/bundle, 240 boxes/bale. Industrial-weight corrugated fiberboard boxes meet all federal specifications for mailing and shipping via UPS, FED EX, truck, rail and parcel post. Shipped flat and bundled for compact storage. Larger quantities, e-mail us at info@quill.com for quot...