About frequently asked questions: 1. Q: How about the quality of Catow brushes? easy to use? Answer: Our brushes have exclusive patented technology, strict production process, and the quality of the products is guaranteed 2. Q: I have not received the package, what should I do? A: Please contact our customer service staff through Aliexpress information first. We will assist you and arrange to check our processing information. At the same time, you need to check your delivery address and whether the payment is successful. If convenient, you can also contact the nearby post office. 3. Q: Can you sell it at a wholesale price? Answer: Yes, if your order exceeds 10 pieces, you can contact us for wholesale purchase. 4. Q: What should I do when I receive Catow products? Answer: Please check carefully whether the product you received is the same as the product you ordered. If you receive the wrong product, damaged product or partial shipment of the order, please contact the store immediately for after-sales support. Sorry for any inconveniences caused. 5. Q: What should I do if the product has quality problems? Answer: Whether you are using Catw products for the first time or you are a loyal customer of Catw products, you will face the following situations: when you first wash the makeup brush, you will lose your hair or fade. this is normal phenomenon. However, if this situation persists during subsequent use, it is a quality issue. Please contact the seller or Catow's after-sales customer service