This still depends on personal experience. The experience may be different under different circumstances. I personally think it is easier to use and senses temperature faster. In winter, our perception of heat will change. Affected by excessively cold weather, it is not as accurate. In many cases, if we feel it is not hot ourselves, it will not work when it comes to the baby. Therefore, it is still necessary to prepare a spoon like this. The spoon head will automatically turn white when it exceeds 43.3°, and its material is also relatively soft and safe. Usually I Jiabao always likes to use it to practice teething, and he has bitten several of them.