Klim Aggressor Shirt eFire

The Klim Aggressor Shirt eFire is a heated performance riding shirt designed to keep riders warm, comfortable, and focused in cold weather conditions. It combines breathable stretch fabric with integrated heating technology so you stay cozy on cool rides without bulk.

Key Features

• Integrated heating elements for targeted warmth

• Adjustable heat output to dial in comfort levels

• Breathable stretch textile for movement and airflow

• Lightweight construction that layers well

• Soft interior for all-day comfort

• Zippered chest pocket for secure storage

• Reflective accents for low-light visibility

Materials & Construction

• Stretch performance textile for flexibility and breathability

• Moisture-wicking inner lining to help manage sweat

• Built-in heating elements with durable wiring and connectors

Fit & Usage Guidance

• Designed as a mid-layer to wear under shells or on its own in cool weather

• True to size for most riders

• Great for touring, adventure riding, and cold-weather outings

Safety & Certification

• Not a protective CE motorcycle shirt; this is a heated comfort layer