80% of foam mats are unknowingly ill parents ---How to buy non-toxic alphabet puzzle mat

Recently, many media have reported that foam plastic mats have been banned in Belgium and France, because the mat will release a toxic substance, formamide, which will harm children's health.The reporter visited a physical store that sells baby products and found that such puzzle mats have been hotly sold in China. What is worrying is that many parents are still not aware of the dangers of this foam puzzle mat.This book teaches you how to buy non-toxic alphabet puzzle pads.