2. Bamboo cups are afraid of falling, collision and cracking. Be careful when using it. Don't pour boiling water into the bamboo cup. Excessive temperature can easily lead to cracking of bamboo cups.
3. Bamboo cups should be used frequently. Regular use can ensure that bamboo has a certain humidity and is not easy to crack. If you don't use it for a long time, you can put some cooking oil on the cup to prevent it from cracking.