Designed specifically for high arch feet, the Sidas 3 Feet Winter High Insole provides those with generous arches a significant level of support. Equipped with an aluminum film for insulation, an anatomical construction for comfort, and a large foam pad for cushioning; there is certainly no detail overlooked. Supportive, soft, and exceptionally performance-driven, the Sidas 3 Feet Winter High Insole delivers an excellent amount of support in a lightweight and tailored frame.