3 TEMPERATURE SETTINGS WITH REMOTE CONTROL You can easily change the temperature with the wireless remote controller by pressing a button. This heated insoles with remote has three temperature settings, you can select low, medium, high temperature mode via battery or remote control ARCH SUPPORT HEATED SHOE INSOLES The heated shoe inserts are designed with a mild arch support, which can provide support and reduce the stress on the foot, allowing you to walk more comfortably COMFORTABLE RECHARGEABLE HEATED INSOLESMade of soft EVA foam sole and velvet upper, the full flexibility makes the heated insoles for men rechargeable allow you walk and stand comfortably. The electrically heated insole is embedded with 3.7V 2200mAh rechargeable batteries heating up to 2-7 hours PERFECT FOR WINTER OUTDOOR ACTIVITIES The heated boot insoles designed with ultra-fine heating panels under the toes that heat up in seconds, allowing you to keep your feet warm in your boots while doing outdoor activities in extreme cold weather like hunting, camping, skiing, skating, snowboarding, fishing, hiking, walking dogs, motorcycle, riding, or outdoor working FIT FOR MOST PEOPLE Heated insoles for ski boots will not only warm the feet but also has health care and promoting blood circulation function. Accelerate blood circulation great for people with arthritis, poor circulation, stiff joints, Raynaud's disease, chronic foot pain, and cold extremities.