Created with the aim of consolidating its purebred racing myth with the SLR Boost, Selle Italia further reduces the length and weight of a product that has made its history. The unmistakable elegance with a length of almost 25 mm less than the traditional SLR. The slight rise on the back and the micro-perforated cover that help to easily find and maintain the ideal sitting position, ensuring proper support of the ischial bones and preventing any problems from crushing. SLR Boost overcame the most advanced frontiers in terms of lightness and performance. It has a refined aesthetic, which combines with unparalleled comfort. The Superflow technology drastically reduces all physical limitations caused by prolonged pressure in the perineal area, especially for long distances. It allows an optimal and so comfortable riding positioning