Strobel Construction. Unlined Premium Full Grain Leather. Functional Rawhide Lace. Premium Full Grain Leather Footbed with Cushioned Latex Foam Cushion. Three-quarter Stability Board. Littleway Stitching upper to Outsole. EVA Drop-In Sole Cushion. Sebago Felucca Rubber Sole with Slip-resistant, Non-marking Rubber.