Wholesale 20x20x12 Corrugated Boxes (32 ECT)

These 20" x 20" x 12" corrugated boxes deliver reliable single-wall 32 ECT strength in a convenient 10-count case format. The large, flat profile design provides substantial surface area with moderate height, perfect for items that require a wider base without excessive vertical space, optimizing both protection and shipping costs. Supplied flat for compact storage, these boxes assemble in seconds and recycle easily after use. From e-commerce fulfillment lines to warehouse pick-pack stations, they are the go-to choice for shipping large flat-screen TVs, artwork, mirrors, tabletops, and wide-format merchandise items. Key Advantages • 32 ECT single-wall board certified for up to 65 lb gross weight with reliable stacking strength • Large flat profile (20" × 20" × 12") ideal for wide items needing substantial base support • Single-wall C-flute corrugated kraft board construction for lightweight yet durable packaging • Natural kraft exterior accepts labels, markers, and ink-jet printing for easy id