aifidi activated carbon disposable mask four-layered thickened breathable anti-odor laboratory dustproof smoke factory wholesale 爱菲迪活性炭一次性口罩四层加厚透气防异味实验室防尘烟工厂批发

Small-scale operation, minimal profits, no shipping insurance. If the product is damaged after sale, you can take photos and contact customer service for after-sales assistance. Due to numerous styles, some items may be out of stock. If unavailable and unable to reach the customer, we will send the available items first; for out-of-stock items, a refund will be processed through customer service. This store does not support returns due to reasons such as "poor quality" or inability to sell. Note that the 7-day no-reason return policy only applies to individual self-use customers. Wholesale customers who receive samples are not eligible for the 7-day no-reason policy. Thank you for your understanding. The prices at this shop do not include invoicing. If invoicing or customization is needed, please contact the manager via WeChat.