Sanuk Men's Donny ST Hemp Casual Shoes - How do you make an award-winning Sidewalk Surfer even greater? Create a kick-down, collapsible heel, for starters. A sleeker silhouette helps. Hemp blend uppers lined with fuzzy blankets? Yep. Upper: 50% Hemp, 50% Cotton Exposed gore, Frayed edges, Step down counter 35% recylced polyester, 65% Rubber gore Blanket canvas lining High rebound soft top foam footbed, Antimicrobial additive EVA midsole 47% Recyled EVA foam, 6% straw 47% Virgin Rubber outsole, Happy U tread 100% GRS Certified RPET Sanuk flag woven label Style: 1117753