The thermal insoles are specifically designed for shoe size 42 and provide effective thermal insulation. Made from high-quality felt and EVA, these insoles offer additional comfort and warmth, especially in cold environments. They are ideal for anyone looking to keep their feet warm, whether during daily shoe wear or outdoor activities. The insole types are designed to block out the cold while providing pleasant cushioning. With a total of 10 pairs per sales unit, these thermal insoles are a practical solution for winter. They can be easily integrated into various shoe models and offer a universal fit. The use of felt and EVA not only ensures good thermal insulation but also guarantees durability. These insoles are a sensible addition to any shoe cabinet and help promote foot health by keeping the cold away from the feet.