Adidas Powerlift 2.0 Weightlifting Shoes-Black Synthetic Leather Upper - Provides lightweight support and durability. Air Mesh Sections - Create maximum breathability. Single Instep Strap - Increases the rearfoot integrity. High-Density Die-Cut Midsole Wedge - For lightweight stability. Flat Outsole - Creates the maximum surface area to disperse the pressure of weight.