The choosing of kids mattress is really a technique work for parent, then what should we pay attention to when shopping mattress for your kids?
First, mattress size and hardness. The sleeping habbit of kids is unpredicable. Usually you will not see him or her at the place where he or she sleep before you leave, so you should choose a bigger mattress to prevent your kids dropping from bed. Hard mattress can protect kid's vertebra.
Then you should choose reliable mattress brand which can provide you high quality product.
Third, avoid to choosing mattress with sharp corner and hardware which will hurt your kids. Washable mattress with good air permeability and water permeability provid high quality sleeping surrounding for your kid.
Here are some my experience of kids mattress choosing tips, what's yours?