Musto Mens Flexlite Alumin 3.0 PantsMusto Mens Flexlite Alumin 3. 0 Pants The FlexLite Alumin 3. 0 range is set to make waves on the international dinghy scene. Suitable for sailing all year round, these pants are made from a 3mm stretch neoprene for unrestricted movement and feature Kevlar reinforcement on the knees, shins and seat, with a thermal grid backer at the inner thighs and an Alumin backer for increased warmth and thermal regulation. To see more from Musto, visit the Musto