Materials: Surface is layer is waterproof non-woven; the second layer is hot air cotton; the third layer is Antibacterial melt-down cloth; the innermost is skin-friendly non-woven.
Cautions:
1.for one-time use only, do not wash and repeat use.
2.Caution for those who are allergic to non-woven fabrics.
3.Store in an environment where the relative humidity does not exceed 80%, no corrosive gas, and keep draughty.