evo.com | Mons Royale Long Underwear Tops > Your search for the perfect base layer ends here, MONS ROYALE Ascender Merino Seamless Long-Sleeve Top is engineered with seamless construction that eliminates chafing and delivers all day comfort. Built with a premium merino blend and thermal body-mapping technology, this crucial piece regulates temperature naturally while strategic mesh zones provide ventilation exactly where you need it. It's the pivotal base layer for riders who demand comfort and performance from first chair to last call. Merino Tencel(R) Seamless 50% Wool / 21% Lyocell / 25% Polyamide / 4% Elastane Thermal, Body-Mapped Knit Design Raglan Sleeve With Underarm Gusset Centre Back Mesh Knit for Ventilation Slim Fit | Women's Mons Royale Ascender SeaMedium/Largeess Long-Sleeve Top 2026 - X-Large Purple | Wool/Elastane