The 100% Basecamp Long Sleeve Base Layer is a high-performance, fitted under-layer engineered primarily for cold-weather mountain biking, cycling, and powersports. It utilizes advanced technical fabrics designed to optimize body temperature and moisture management during intense activities.

Key Technical Features

• Charcoal Coffee Insulation: Performance yarns infused with charcoal coffee particles provide natural thermal insulation.
• Advanced Odor Control: Coffee-infused yarns offer permanent anti-microbial and powerful deodorizing effects.
• Moisture Management: Quick-drying wicking polyester actively pulls sweat away from the skin to keep you dry and prevent post-exercise chills.
• Chafe-Free Construction: Built with flatlock seams to eliminate friction and rubbing under armor, packs, or jerseys.
• Enhanced Mobility: Features a flexible knit construction that stretches naturally with body movements.

This base layer is designed to perform under the toughest conditions, ensuring comfort and functionality during your outdoor adventures.