éThe casual, versatile Kemp Slip On features a waterproof upper and ENERG comfort system insole. ENERG Comfort System with micropod technology and built-in arch support Additional layer of open cell PU foam for breathable, moisture-wicking, anti-microbial comfort Leather lining Molded Spider Rubber outsole with unique design Waterproof leather and suede upper Medial and lateral elastic gores Rear pull tab Heel counter lined with 7mm curly UGGpure wool Waterproof construction.é