Universal Thread Glenda hiking boots •Features memory foam construction •3in block heel •Comes with side zipper closure •Front lace-up design •5.5in shaft height Universal Thread™: The denim collection that's true to you. Sizing: Womens 8.5 Construction: Memory Foam Insole Footwear Insole Material: 100% Polyurethane Features: Zipper Care and Cleaning: Clean With Mild Detergent Footwear Lining Material: 100% Polyurethane Toe Style: Round Toe Footwear Upper Material: 76% Polyester and 24% Polyurethane Heel: Approximately 3.0 Inches Block Heel Footwear Outsole Material: 100% TPR (Thermoplastic Rubber) Boot Shaft Circumference: Approximately 10.0 Inches Boot Shaft Height: Approximately 5.5 Inches Shoe Width: Medium Footwear toe openness: Closed Toe Footwear outsole details: Textured Outsole Footwear upper fabric name: Polyester