Oxford Atmos Heatcore Motorcycle Base Layer Top - Black The Oxford Atmos Heatcore motorcycle base layer top is engineered to trap heat while effectively managing moisture. Made from hypoallergenic ThermoBoost™ fabric, this top is strategically knitted to maximise heat retention while drawing moisture away from your skin, allowing it to evaporate rapidly. The result is warmth where it matters most. By minimising heat loss, the Atmos Heatcore motorbike base layer top helps your body conserve energy, reducing the effort needed to maintain a comfortable core temperature. This energy efficiency boosts your comfort and focus, whether you're riding or looking to maintain warmth post-ride. All Atmos base layers are treated with an antibacterial finish, keeping them fresher for longer in daily wear while also extending the garment's lifespan. When battling shifting weather or pushing your limits, the Atmos Heatcore Base Layer top offers the perfect balance of comfort and performance, ensuring you‘re always ready for the ride ahead. Motorcycle Base Layer Top Features: Thermoregulatory yarn enhances the garment's ability to pull moisture away from your body, ensuring comfort in both hot and cold conditions. ThermoBoost™ fleece-backed fabric efficiently traps heat, providing superior insulation. Unisex slim fit for optimal comfort and performance. Heat retention for all-day wear. Antibacterial finish helps maintain freshness. Flatlock stitching enhances comfort and durability. Compatible with the full Atmos layering system. Matching trousers sold separately. Size Guide (Inches): Size XS S M L XL 2XL 3XL 4XL 5XL Chest Size 34-36 36-38 38-40 40-42 42-45 45-48 48-51 51-54 54-57 Natural Waist 28-30 30-32 32-34 34-36 36-39 39-42 42-45 45-48 48-51 Seat 34-36 36-38 38-40 40-42 42-45 45-48 48-51 51-54 54-57 Collar Size 14 14.5-15 15.5-16 16.5-17 17.5-18 18-5-19 19.5-20 20.5-21 21.5-22 Length (Short) 30 30 30 30 30 30 30 30 30 Length (Regular) 32 32 32 32 32 32 32 32 32 Length (Long) 34 34 34 34 34 34 34 34 34 *The size conversion chart is to be used as a guide only. It is not an exact conversion and does not guarantee an exact fit.