C-Pack 1300B - Replacement Battery for Heated Insoles Boot & Shoe Accessory then plug in the Powerbank

then plug in the Powerbank

most precision-fit ski socks available - purpose-built for high-output skiing

and a soft feel for winter performance

and eco mode

and C-Pack 1700 B

C-Pack 1300B - Replacement Battery for Heated Insoles Boot & Shoe Accessory then plug in the PowerbankThis single Therm ic C Pack 1300B battery offers up to 13 hours of warmth with either manual or app based Bluetooth control. Great as a spare or replacement for your C Pack 1300B set. Enjoy the same 3 physical settings, or fine tune using 10 levels in the Therm ic Heat Control app. Best attached to the tongue loop of your ski boot liner. Includes: 1x C Pack 1300B battery (USB charger not included) Heating duration: Level 1: up to 13 hours Level 2: up