"You don't have to cut down a tree, to make a used cardboard box!" We estimate the by buying an overrun box you are taking part in saving at least 17 trees, 7,000 gallons of water, 462 gallons of oil 3 cubic yards of landfill. Below is a small list from our HUGE inventory of Blank RSC sizes - These boxes are rescued quality new boxes from large companies that might otherwise recycle them or simply throw them away. They are guaranteed to work just as well as any box! Manufacturers, and distributors who fabricate millions of boxes a year, are making left over and obsolete inventory available to us at a HUGE savings! Please ask about truckload pricing and free shipping