The Powerslide LAMBDA PURE 2016 are designed for demanding advanced skaters who require a higher level of comfort and an excellent performance. The skates’ skeleton is equipped with a construction technology called Trigonomic Fit. Its design is amazingly sophisticated and includes a ventilation system consisting of ventilation holes and a grid at the front and the bottom. The removable anatomically shaped liner with perforation is amazingly breathable and very comfortable. The bottom features 3 different zones with gel or foam elements for cushioning in the heel, toes, and midfoot.