Caremail Recycled Shipping Boxes, Extra Large, 18" x 18" x 24", Brown, 12-Pack (1119265) Sturdy, brown, single-wall kraft construction for safe shipment, great for moving, shipping, and storage 100% post-consumer recycled content: Exceeds the EPA's Comprehensive Procurement Guidelines (CPG) for products containing recycled materials Recyclable with mixed corrugate 12-pack of Extra Large size boxes - Shipping dimensions of bundle: 42.6" x 18.1" x 8.5" - Each assembled box measures 18" x 18" x 24"