Description
ThermoStep 2.0 — the second generation of our heated insole, rebuilt from the feedback of thousands of customers. Same all-day warmth you expect, now slimmer, longer-lasting, and more comfortable in any boot. We kept what worked and fixed what didn't. No gimmicks, no overpromises, just warm feet when you need them.

How to Use

1.  Charge overnight: Plug in via USB. Full charge in about 3 hours.
2.  Trim to fit: Use the guide lines on the bottom to match your shoe size. Fits work boots, hiking boots, sneakers — whatever you wear.
3.  Slide them in: Replace your existing insoles. That's it.
4.  Adjust with the remote: Three heat settings — low, medium, high. Change it without taking your boots off.
5.  Enjoy warm feet: Up to 8+ hours on low. Go do your thing.

Specifications

Heat Output

3 heat settings — Low, Medium, High
Max temperature: 140°F (60°C)
Heating element: Carbon fiber
Heat distribution: Full forefoot coverage

Battery

Type: Rechargeable lithium-ion polymer
Capacity: 2000mAh (per insole)
Operating voltage: 3.7V
Charge time: ~3 hours
Charge cycles: 500+
Charging input: 5V/1A USB C

Remote Control

Wireless RF remote included
Range: ~50 ft (15m)
Controls both insoles simultaneously

Dimensions & Weight

Thickness: ~5mm (forefoot) / ~8mm (heel)
Weight: ~120g per insole (with battery)

Sizing

S/M: Men 3.5-7.5 / Women 5-9
L/XL: Men 8+ / Women 9.5+
Trim-to-fit design with guide lines

Materials

Top layer: Breathable EVA foam
Insulation: Multi-layer thermal barrier
Bottom: Non-slip base

Safety

Overheat protection (auto shut-off)
Short circuit protection
Certified lithium-ion cells
Water-resistant (IPX4)

What's Included

1 pair ThermoStep v2 insoles
1 wireless remote
1 USB charging cable
User manual

Unlimited Reasons for

Dog Walking

Fishing

House care

Outdoor trades

Not all heated insoles are created equal.

Real reviews from happy feet

It’s about time you take care of your feet