Introducing the Sole SOLE Acuba Chukka Boots. Men's Light Brown Sole Acuba Lace-Up Chukka Boots With A Smooth Leather Upper, Gold Eyelets With Double Top Ski Hook Lacing System, And Matching Branded Heel Stud. These Mid-Profile Ankle Boots Have A Leather Lining And Sock, And Dark Brown Synthetic Sole With Embossed Logo. Sole Material: Synthetic Ski Hooks Sole Branded Metal Stud Detail Feature Outsole Leather Lining & Sock Exclusive To Sole Material: Leather. Colour: natural