silicone lead the high quality of life, green silicone messenger. Silicone nipples poisonous? Silicone nipple may turn bad?

Silicone nipple latex nipple than mainly the following advantages:
1, non-toxic;
2, green;
3, resistant to high temperature (Oh, if necessary, it can remain flexible at minus 40 degrees and taken to the North Pole to not be a problem);
4, anti-aging.
"Disadvantage" is mainly the price slightly higher, but most people should be able to accept.
Also be noted that latex only in the high temperature environment will be toxic, so use as a pacifier, this is basically safe.
The temperature and aging resistant, latex and silicone can not match. However, in reality, we probably rarely need one or two high-temperature or minus three Baidu, low-temperature forty degrees to use pacifiers, pacifiers also does not need to spend a few years, so, with two advantage is not particularly useful - of course, is one of the benefits of high temperature can be easily repeated several times in boiling water to sterilize nipples, this latex is impossible to do.

Latex nipples are low-end, more high-grade silicone.