Built with 100% Waterproof Construction for Comfort and Performance The ADB ECO is Built with Yulex, a Plant Based Xtratuf Women's 6 Inch Ankle Deck Boot in Size 7W Rubber Derived from the Sap of the Hevea Tree Breathable Mesh Liner that Allows for Long Days on the Water Slip Resistant Non Marking Chevron Outsole Provides Excellent Traction in Extreme Conditions Large Front and Rear Pull Loops are Easy to Grasp and Make for Quick Pull On and Removal