Klim Aggressor Cool 1.0 Base Layer Sleeveless Shirt YCRF_bicycle_helmets Lightweight forged aluminum construction

Lightweight forged aluminum construction

ribbed to perfection

Low-Profile Elastic Back Waistband

Breathable mesh sleeve for excellent levels of airflow and comfort

The Klim Women's Altitude Jacket is designed to provide female riders with top-notch protection

Klim Aggressor Cool 1.0 Base Layer Sleeveless Shirt YCRF_bicycle_helmets Lightweight forged aluminum constructionKLIM's Aggressor Cool 1. 0 Base Layers provide a level of cooling and comfort never before seen in the power sports industry. Coolcore's patented chemical free cooling, moisture wicking, moisture transportation and cool evaporation fabrics used in these base layer are exactly what you need to keep cool and maximize performance. Unlike other cooling and sweat wicking fabrics that rely on chemicals or polymer crystal treatments that degrade over time,