This Pen+Gear Recycled Shipping Boxes are great for shipping medium to large sized items and can also be used for moving/storage purposes. For easy assembly fold the flaps down to form the bottom of the box and secure them with packaging tape. After packing your box close the top flaps and secure them with packaging tape. Each box is the standard kraft brown color which makes labeling and organizing your boxes simple. The best part? These Pen+Gear Recycled Shipping Boxes are made from 100% recycled content meaning you re helping protect the environment whether you re moving storing or shipping your valuables.