Thermal Performance. Unrestricted Comfort. Designed in Sydney for crisp Australian mornings, the Caffeine & Cranks Core Thermal Jersey in Black is your essential foundation for winter riding. Engineered with a midweight thermal-lined fabric, this jersey provides the perfect balance of warmth and breathability, ensuring you stay dry and comfortable when the temperature drops. Key Winter Features: Thermal Fleece Lining: Soft, brushed interior fabric that locks in heat while wicking away moisture to prevent the winter chill. Ideal Climate Range: Optimized for conditions between 5°C and 15°C. Pair with a gilet or base layer for additional wind protection. Superior Sun Protection: Built-in UPF35+ UVA/UVB protection, blocking 96.0% - 97.4% of harmful UV rays during long winter sorties. Premium YKK Zipper: Full-length, smooth-action YKK zipper for easy on-the-fly temperature regulation. Oversized Storage: Three reinforced back pockets designed for easy access, even with gloved hands, to carry all your long-ride essentials. Reflective Safety: High-visibility reflective logos and details to ensure you remain seen during low-light dawn and dusk rides. The Winter System The Core Thermal Jersey features a flattering custom fit that looks as good as it feels. Complete your winter kit by matching with our Men's Bib Shorts and a Core Gilet. NOTE: Jersey is same as our classic core collection with a minor refresh of logos. Some variants may come with the original logo. Explore the Range: Also available in high-vis Orange and the limited edition Pay Rego Thermal. Size Guide | View Winter Collection