RaceX Classic Pants W is the original Swix synthetic baselayer; with a slim fit and has a high stretch for optimal freedom of movement. The soft elastic waistband gives good comfort. The pants are designed for high intensity training and is quick-drying, lightweight and breathable. Main material is made with Repreve Our Ocean Polyester recycled fiber ; the bottles are collected within 50K of coastlines in countries or areas that lack formal waste or recycling systems.