Those who are new to transactions or have negative feedback are kindly requested not to bid, as there are often problems. Costco Oxyclean 300g 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.