Shipping & returns

Shipping We currently ship to UK addresses only. Orders are processed within 1-2 business days, with delivery typically taking 10-15 business days depending on customs (allow a few extra days during Nov-Jan peak season). Shipping is free. You’ll get a...

How do I cut them to size correctly?

Cut slowly along the dashed line marked with your size, keeping to the printed curve. The heating film sits under the ball of the foot and arch, well below every trim line, so it is never affected. If you are between sizes, cut the larger line first and trim again if...

How long does the battery last?

Up to 10 hours on Low, around 6 hours on Medium and about 4 hours on High. Battery life drops slightly below freezing, as with any lithium cell.

How long do they take to charge?

About 3 hours from empty using the supplied USB-C cable and any standard 5V phone charger. A small LED turns from red to white when charging is complete.

Are they waterproof?

The insoles are IPX5 water resistant, so sweat, slush and rain are fine. They are not built for submersion — never put them in a washing machine or leave them soaking. Wipe clean with a damp cloth and air dry.
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