Slip Into Total Ease. With A Sculpted Look And The Clincher Contoured Fit Technology, The Swayday Mule Is An Easy Choice For Days At Home Or On The Go. Designed For Casual. Swayday Mule Fits True To Size For Most:if Youre Between Sizes Or Plan On Wearing With Socks, Consider Sizing Up:the Upper May Feel Snug At First But Will Naturally Stretch Over Time As Part Of The Break-In Process. Sculpted Upper Has A Smooth Matte Finish, The Clincher Technology Provides A Secure, Glove-Like Fit That Moulds To Your Foot, Zero Seam-To-Skin Contact On The Upper For All-Day Comfort, Layers Of Foam Cushion And Support Your Foot, Contoured Insole Is Wrapped In Soft Brushed Fabric, Sturdy Rubber Outsole For Enhanced Traction.