Kiehl's Ultra Light Daily UV Defense SPF50 PA++++ is a sunscreen provides a high-level broad-spectrum sun protection while being lightweight and comfortable on the skin.

The Kiehl's Ultra Light Daily UV Defense is formulated with a combination of effective sunscreen ingredients that help to protect the skin from both UVA and UVB rays, which can cause sunburn, premature aging, and other harmful effects.

The SPF rating of 50 indicates that this sunscreen provides a high level of protection against UVB rays, while the PA++++ rating indicates its high level of protection against UVA rays. UVA rays can penetrate deeper into the skin and are associated with long-term skin damage.

This sunscreen is also formulated to be lightweight and non-greasy, making it suitable for daily use. It absorbs quickly into the skin without leaving a heavy or sticky residue, allowing for a comfortable application.

To use the Ultra Light Daily UV Defense, apply a generous amount onto clean, dry skin before sun exposure. It is recommended to reapply every two hours or as needed, especially after swimming or sweating.