LE COL Men's Deep Winter Long Sleeve Base Layer | Insulated Temperature Regulating Cycling Undershirt | Lightweight (US, Alpha, X-Large, Regular, Black)
DESIGNED BY ATHLETES - The Deep Winter Base Layer is our warmest base layer, developed with and chosen by pro riders when training in the off-season.
ADVANCED INSULATION - Polartec Power Grid is strategically placed across the arms and lower back, using a patented geometric grid construction which traps warm air to boost warmth while creating open air channels for effective moisture evaporation and breathability.
LIGHTWEIGHT - The base layer optimises performance efficiency by delivering thermal protection and breathability while keeping weight to a minimum.
HIGH BREATHABILITY - the fabric ensures your temperature is regulated when riding at varying speed – whether you're tackling a hard climb or descending at pace.
REFINED DETAILS – The base layer is available in sizes S, M, L & XL. 20% of US customers have found ordering a size larger than usual is the perfect fit, if you're between sizes or unsure, order a size up.