Keep your feet warm and cozy during winter work and sports with these World Bio Heated Insole Foot Warmers. These foot warmers are designed to keep your feet warm for up to 8 hours. They are lightweight and easy to use, making them perfect for a day out on the slopes.

They come in a pack of 9 pairs and are disposable, making them a convenient addition to your winter sports gear. These foot warmers are made by World Bio, a trusted brand in winter sports accessories. The brown color and unit type make them versatile and suitable for any winter sport. Get ready for a comfortable and warm experience on the slopes with these foot warmers.