Olukai Mano Men's Shoes Synthetic Imported Versatile in water or on land, the Man Mesh provides a classic silhouette with breathable, quick-drying materials perfect for any sea-worthy experience. Non-marking rubber or gum rubber with synthetic outsole patch. Features traction pods with kapa inspired tread design. Lightweight, anatomical, quick-drying EVA footbed, unlined, for any water ready experience/ Lightweight, quick-drying, breathable and durable materials built for in and around water. Our thermoset rubber is a compound of natural and synthetic rubber that will not leave marks or scuffs on surfaces of any type. Our gum rubber outsoles, as a natural material, will always naturally be non-marking. OluKai footwear is designed as the perfect environment for your foot. With this in mind, we have crafted our footbeds to be easily removable and washable.