Abstract Depending on a field study for one of the largest iron and paints warehouses in Egypt. this paper presents a new multi-item periodic review inventory model considering the refunding quantity cost. Through this field study. we found that the inventory level is monitored periodically at equal time intervals. https://www.chiggate.com/devacurl-arc-angel-gel-maximum-hold-no-crunch-styler-32oz-for-cheap/