These hand warmers offer you regular gentle warmth for 5 to 6 hours, for greater comfort during your winter activities.

warmth: To get started, they need oxygen and humidity.

fast acting: Open the bag / shake / wait 10 min. Ideally activate at room temperature.

ease of use: Blow on them to speed up the start, especially at 0°C or over 2,000 m

long-lasting effect: Diffusion of a soft heat for at least 5 to 6 hours. Single-use product.