The Ale S1 Spring Base Layer has been developed to keep sweat at bay when you're cycling hard in changeable weather conditions.**Features*** **Seamless Jersey** for supreme comfort across your body* **The choice of Pro Teams** during the mid seasons when the weather can be variable. **Dryarn fabric**A highly performing and innovative yarn that offers comfort, technology and wearing ease. The lightweight, insulating, and breathable Dryarn is the best ally of the athlete's sport performances **Details and Materials:*** Recommended temperature: 18-35 degrees* Main fabric composition: 84% Polypropylene, 8% Elastane, 8% Polyamide* Weight: 80g **Ale's size guide can be found here:** https://aleclothing.com/sizeguide**Care Instructions:*** Washing machine at 30 degrees* Do not use bleach * Do not dry clean/ iron/ tumble dry* Wash similar colours together