Please only purchase this if I contact you directly. This is for additional postage, when needed, for items / bundles that are overweight per Poshmark's shipping guidelines / their contract with USPS. The purchase of this label will allow the item / items listed / bundle to have additional postage on a single box, or a bundle to be split in two separate boxes to distribute weight for shipment. ITEMS SHIPPED THAT ARE OVERWEIGHT AND ADDITIONAL POSTAGE IS NOT PURCHASED BY BUYER AFTER REQUESTED, BUYER IS SUBJECT TO OVERWEIGHT CHARGES UPWARDS OF $22+ PER USPS. SELLER IS NOT RESPONSIBLE.