As per manufacturer, the product is compatible with all skin types. For extremely dry skins though, it is recommended to reduce the application time. You should apply it on a clean dry skin. If used properly, the content of 1 tube should be enough for up to 12 applications. Possible benefits of this clay mask are: Supports communication at the cellular level Improves the healthy, youthful appearance of skin Absorbs excess oil and reduces the appearance of enlarged pores. Acts as a magnet to draw out impurities and toxins Prepares your skin to better receive RENU28 signaling molecules Do not keep the product in direct sun light or in hot areas. DO NOT stay immediately in direct sun light (or under a skin toning device) after using this product. Please allow 2-3 hours to pass. As per manufacturer, product is for EXTERNAL use only. Avoid contact with EYES and do not ingest the content. Product not intended to be used by people under 18 y.o., without adult supervision. If in doubt or if any skin irritation appears, STOP the usage of the product and consult your dermatologist. All sales are FINAL and we are NOT responsible for USPS handling! All deliveries will be made via USPS , and they commit to a delivery of 3-5 business days, under normal socio-economic environment (no pandemic, no Holidays, no strikes,etc.)! Please note we DO NOT shipto Alaska, Hawaii, American Samoa, Guam, US Virgin Islands ! No refunds will be provided if the parcel or its content gets : - delayed - damaged - lost during or post shipping. Disclaimer ! By purchasing this product you acknowledge that you read its description, including the usage and shipping conditions, and that you are solely responsible for using it and that you will not use any possible adverse reaction as an excuse to ask for a refund. Seller is NOT responsible for your skin reaction.