SAS Funk Active Slip On Leather Flat Black Leather Size 8.5 Pre owned perfect condition Funk is an easy going shoe. SAS Flex™ technology keeps the shoe light, flexible and airport friendly. The removable footbed and TRIPAD® Technology delivers plush comfort. Funk also gives you a customized fit with its adjustable toggle and elastic cord. Don’t miss out on the flexibility of these comfortable slip-on shoes for women