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Product Feature 
◆ Charging: Connect the charger to the insoles with the USB cable and plug in. (Charging time: 3-4 hours)
◆ Long press the on-off button on insole and then press I/II/III position to control the tempreture. I means low temp shows blue; II means medium temp shows pink; III means high temp show red.
◆ Press the middle buttom to switch to the off mode and press again will switch to the work mode.
◆ Out of battery or take off insoles, press the on-off buttom to close the insole.
Product Instructions 
Heating up to 55℃/140℉
Heat supply lasts for 3-7hours
Improves blood circulation
Ultra slim 5mm, fit to most shoes
Made of EVA material, environmentally friendly and comfortable
With Prined pattern
Cuttable to fit size
You can cut the insole into your own size according to your requirement.
Arch support
design;
Shock absorption when walking and runing;
Arch support design, suit your foot shape;
Product Applications 
Packing List 
1 Pair of Dr. Warm Insoles
1 Dual Micro-USB Charger
1 Packing Box
2 Battery
2 Battery Bandage
| SIZE | EUR | US MAN | US WOMAN | LENGTH mm |
| S | 35 | 4 | 5.5 | 231.1 |
| 35 | 5 | 6.5 | 237.1 | |
| 37 | 5.5 | 7 | 244.4 | |
| M | 38 | 6.5 | 8 | 251.1 |
| 39 | 7 | 8.5 | 257.7 | |
| 40 | 8 | 9 | 264.4 | |
| L | 41 | 8.5 | 10 | 271.1 |
| 42 | 9.5 | 11 | 277.8 | |
| 43 | 10 | 284.4 | ||
| XL | 44 | 10.5 | 291.5 | |
| 45 | 11 | 298.2 | ||
| 46 | 12 | 304.9 |
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