Supergoop! (Re)setting Powder SPF 45
This handy brush has a built-in applicator that evenly distributes mineral setting powder on your skin. Its suitable for all skin types and will both mattify shine and also keep makeup in place.Supergoop! (Re)setting Powder SPF 45 PA+++, $46, sephora.com(Related: A Sweaty Gals Guide to Sunscreen)