Neo-S Batteries ski-bundle the Ultralight Run Calf sleeves

the Ultralight Run Calf sleeves are among the lightest on the market

Compatible with Sidas NEO and PRO batteries

Lightweight and breathable

For walking

PU gel pad in the heel to absorb shocks

Neo-S Batteries ski-bundle the Ultralight Run Calf sleevesNEO S batteries allow you to enjoy the warmth provided by Sidas heated socks for several hours. With a battery life of up to 8 hours, they are ideal for long days outdoors, particularly during winter sports. A pack of 2 batteries Sold in pairs, NEO S batteries can power both heated socks simultaneously. They also provide a practical replacement solution when your existing batteries reach the end of their life. An accessory designed for winter Whether