Product Information The absorbent layer of a tampon can be subdivided into many layers. However, no matter how it is divided, it all serves one goal: to absorb menstrual blood. There are basically only two materials for the absorbent layer: Fluffy pulp polymer and Super Absorbent Polymer (SAP). The combination of these 2 materials has given rise to new composite materials, such as: dust-free paper. The absorbency of a sanitary napkin depends on the amount of Super Absorbent Polymer added. In the last 20 years, there has been no fundamental breakthrough in the material of sanitary napkins, so they have begun to be rolled up to see who absorbs more, who absorbs faster, and who is the driest. These are determined by which layer of Super Absorbent Polymer is placed in the sanitary napkin and how much. Super Absorbent Polymer, a polymer chemical. In principle, even if it comes into contact with the skin, it will have no effect. What happens in prolonged contact, a stu…