The Helinox Snow Baskets adds year-round versatility to your trekking poles as the large surface area helps prevent the trekking poles from sinking into the snow.
Helinox says:
Set of Snow Baskets for all Helinox Trekking poles.
The Helinox Snow Basket are designed to fit your Helinox trekking poles. Add these and tromp off into the powdery snow. It'll keep your poles afloat and help you balance when you're hiking or snowshoeing through the winter days.