The Adidas Power Lifter Trainer Weightlifting Shoe Was First Released in Early 2011 to Replace the Discontinued Adidas IronWork 3 Shoe. The PL Trainer is More of a Beginner to Intermediate Power Lifting Shoe That Can Also be Worn for Light Fitness Training Such as Jumping Rope. Be Sure to Check Out Our Website and Other Videos for More In-Depth Reviews and Specs on All Weightlifting, Power Lifting, CrossFit and Fitness Training Shoes.