DANSKO. 9431-751600. BRENNA. NAVY BURNISHED SUEDE. Brenna is a comfortable casual slip on shoe perfect for a casual work day or the weekend. This style features our patent-pending stapled construction linings with Aegis Microbe Shield for odor control Suede uppers treated with 3M Scotchgard protector for stain resistance and a lightweight patent-pending EVA outsole for long-lasting wear.