The Fly Racing lightweight base layer pants offer lightweight warmth and all-day comfort. The flat-lock stitch seam construction provides added comfort while moisture-wicking fabric and an athletic fit keep mobility high. They boast High-IQ Advanced Evaporation Technology, which has fast-wicking hollow-core fibres that transport moisture to the outer surface to dry quickly. The open fabric structure offers lightweight warmth and all day comfort. Ergonomic non-compression panels give fantastic movement with multi-direction stretch fabric. They also give UPF 40+ sun protection and Polygiene Odour Control Technology, a natural and permanent fabric treatment that stops the growth of odour-causing bacteria, so you can wear more and wash less.