Don't get weighed down

Shaft Diameter: 18mm

Mesh-lined armpit vents release excess heat during intense activity

91% polyester

Heated Battery Midlayer Don't get weighed downThe Lenz Body heat system delivers warmth from head to toe with the rcB 2000 lithium battery pack. Compatible with all Lenz heated apparelsocks, vests, gloves, jackets, and pantsthese compact, lightweight batteries deliver up to 22 hours of continuous warmth with a single touch. Control heat directly on the battery or via the Lenz heat app for seamless temperature adjustment, even under multiple layers. The included charging cradle offers convenient