Physical sunscreen with 100% guaranteed sun protection that is UVA/UVB broad spectrum. Maximum protection against sun damage with the least amount of irritation potential because the main ingredients are minerals, such as zinc oxide, and there are no chemical active ingredients. Ideal for all skin types, but especially for the most delicate ones. Extremely light texture that is neither comedogenic nor grassy. Fully transparent and invisible, this velvety formula is water resistant and hypoallergenic thanks to ZINCLEAR IM technology, a groundbreaking innovation that transforms zinc oxide ions into transparent form. It is also cosmetically approved. Strongly advised for use following aesthetic procedures such as laser hair removal, fractional or CO2 laser treatment. How to Use: Evenly and liberally apply Z Block sunscreen to the face and any other exposed skin on the body. After extended swimming or heavy perspiration, reapply.