Ion Keychain Light Size:OS Performance first layer bottom for

Performance first layer bottom for trail runs and fast-paced pursuits in cooler weather

time and again

Low-profile insulation adds warmth that is focused around your core to maintain unrestricted arm movement for easy mobility

5mm square-shaped lugs for assured traction

Wool blend with elastane for a close fit

Ion Keychain Light Size:OS Performance first layer bottom forFeaturing 40 lumens of reliable light, the Black Diamond Ion Keychain Light is at the ready and clipped to your car keys with a BD carabiner so you can illuminate clutch situations. With a twist mechanical lock to preserve battery life, a dim mode, and a strobe for high vis at night, the Ion runs on two coin cell batteries (CR2032) to provide reliable light whenever you need it. Emits 40 lumens on max setting Carabiner keychain Twist mechanical lock