The NEW OPEN BOX Dr. Warm Rechargeable Remote Control Heated Insoles in women's size 5.5-9 (35-40) are designed for winter sports enthusiasts looking to keep their feet warm and comfortable during outdoor activities like skiing and snowboarding. With a sleek design in a vibrant red color, these foot warmers by Dr. Warm provide targeted heat and adjustable settings for maximum comfort. The rechargeable feature ensures long-lasting warmth, making them a convenient and reliable accessory for winter sports enthusiasts.