Why dry Clay mask ? 
There is SOOO many good options to mix clay masks with that can’t be premixed due to spoiling such as yogurt, milk, eggs, avocado, honey just to name a few. 
This way you can mix with what you desire what you need and storage the dry Clay mix for next use safely without spoiling

Sea Green:
All Skin Types
beneficial in removing impurities and tightening the pores, toning the skin, exfoliating dead skin cells and reducing inflammation in acne. It can also be used as a full-body treatment to soften dry, rough skin

This pouch makes 8-10 masks

Dry Clay Mask - Sea Green