The athlos Arm-Warmers are made from soft,  lightweight, and breathable fabric that provides maximum comfort by providing warmth at low outside temperatures yet offer cooling at warmer temperatures.  

• Great stretch & durability
• Quick-drying.   
• Thermo-regulation.
• Highly Breathable   
• Lightweight & soft. 
• Great for biking, running, hiking
• Reflective made from 3M Scotchlite ™ material.      
• Oeko-Tex® Certified (standard 100)