As low as $37.35/mo with or . (Pay in 4 interest-free payments)
CALIFORNIA HEAT 7V Lithium-Ion Battery Sock Liners Instant, reliable warmth — these lightweight sock liners begin warming your feet within seconds using compact 7.4V rechargeable lithium‑ion batteries. Engineered for outdoor enthusiasts, they deliver consistent thermal comfort so you can stay active longer in cold conditions. Material: Thin, breathable Lycra‑Spandex for a snug, low‑bulk fit under socks or boots. Performance: Moisture‑wicking fabric with wind and water resistance to help keep feet dry and protected. Heating design: Elements positioned across the top of the foot, wrapping around toes and under the sole for even, targeted warmth. Adjustable fit: Wide elastic calf band with Velcro strap secures the liners comfortably in place. Power & runtime: Two 7.4V / 3500mAh batteries provide 2–8 hours of heat depending on setting; max temperature up to 135°F. Complete kit: Includes dual wall charger, 60" Y‑harness, and (2) rechargeable batteries—everything needed for operation. Ideal for: Hiking, hunting, skiing, snowmobiling, work boots, and anyone who needs dependable foot warmth in cold weather. Upgrade your cold‑weather gear with CALIFORNIA HEAT 7V Battery Sock Liners — advanced heating technology in a slim, comfortable package.
Constructed of thin, lightweight Lycra Spandex
Moisture wicking plus wind & water resistant
Features a wide elastic band with a Velcro strap for an adjustable, comfortable fit around your calves
Heating elements are located at the top of your foot then wrap around your toes and under your foot
Includes a y-harness to run up your legs and connect to 7V batteries
2 batteries combined time 2-8 hours (depending on setting)
Max Heat 135° F
Package Includes Everything Needed For Operation: Dual Wall Charger, (60”) Y-Harness, (2) 7.4V / 3500mAh Rechargeable Lithium-Ion Batteries
or 
. (Pay in 4 interest-free payments)
