SKINS Men's Size Chart Gym, slopes or sports field, protect your legs and give your performance a kick with the SKINS DNAmic BASE Long Tights. This light compression base layer has a semi-seamless construction for a comfortable fit under your sports gear for unrestricted movement, so you can hit your stride without distraction. Features: - SKINS most advanced compression technology increases muscle oxygenation, stabilizes active muscles and reduces blood lactate build up, to enhance performance and speed up recovery time. - Unique sizing system based on SKINS' unique Body Mass Index (BMI)/anthropometrical algorithm, so you get the full benefits of gradient compression - Moisture wicking fabric draws sweat away from the body to the surface of the garment where it evaporates to keep you dry. - Minimal seaming for extra comfort, ideal for layering