Boost Pro shorts that fit like a glove; ultra-fine, perforated, multi-directional fabric. The ROSTI racing department’s most recent creation: elastic and silicone free. The fabric used for Boost Pro - our breathable, ergonomic design summer shorts - is ultra-fine and multi-directional with minimum, invisible seams. Boost Pro use the new Boost Pro use the new Sky pad created using the Skiving technique that guaran- tees wellbeing and ergonomic adaptation to the body. The Skiving technique, progressive in all the contact areas, mnimises friction at the critical points, eliminating discomfort and rashes. The Breath Tech perforated con-struction creates an aspiration effect that extracts sweat and offers ventilation.