1. odor: natural latex has a faint smell of oak juice and milk, which is non-toxic and harmless. If you smell the essence, it may be inferior latex.
2. Elasticity: Real latex products will rebound quickly when pressed hard, and the slow rebound can only be said that the content and purity are insufficient.
3. Feel: Latex feels comfortable, just like baby's skin. Sweat will make latex yellow when it comes into contact with natural latex.
4. Observe the pillow core: the genuine latex pillow core is not so smooth, and it will be a bit embarrassing.