Those who are new to transactions or have negative feedback are kindly requested not to bid, as there are often problems. Costco Oxyclean 600g It will be placed in a Ziploc bag and mailed via post. Since it is measured using a scale at home, there may be some slight errors. Only those who understand this, please. How about a trial? After purchase: It has been stored at home. Please contact the manufacturer for initial defects. Since it has been stored at home, please refrain from bidding if you are concerned about minor details.