1. For barrel opening, that is, scraping and pasting;
2. Simple construction;
3. Good water resistance and aging resistance.
4. Formaldehyde-free, environmentally friendly and non-toxic.
5. Each barrel has a warranty contract with a warranty period of 20 years. (From: Baidu Post Bar)
This is their own propaganda. I heard that the price is cheap, but I don't know how the quality is. You need to find out for yourself. Thank you!