2108631 Columbia Women's Boatside Flip Lea PFG All grip, no slip. These flip flops with a stylish full-grain leather upper deliver lightweight enhanced traction so you’re steady as you go from deck to boat. Premium full-grain leather with soft footbed Foam strap with soft foam footbed for premium comfort Omni-Grip LT provides enhanced traction and durability with ground-contact foam that’s 60% lighter than rubber for stability and grip on varied surfaces Fabric Upper: A slip-on with added gore and collapsible heel Midsole: OMNI-GRIP LT Outsole: Omni-Grip non-marking wet grip outsole