Avia Avi-Union ll Slip-Resistant / Memory Foam Sneakers (Women’s size 8) in Jet Black Description The thick rubber soles of the Avi-Union have an oil and slip resistant tread pattern for enhanced grip, especifically designed to prevent trapping of oil and liquid, and to be non-marking. They help to secure sure footing in slippery environments like food service areas. These comfortable shoes are perfect for people who are on their feet all day. Waitresses, waiters, nurses, & other professionals who are standing and walking all day will love these lightweight, all-day comfort shoes. They're also great walking shoes for travel. Our MEMORYfōm responds to the unique curves of your foot to reduce pressure points for a personalized fit. The compression molded EVA midsole, anatomical heel cradle, and Avia’s Cantilever ® Technology center and stabilize the heel, and provide exceptional shock absorption and cushioning.