Extra-warm insole with aluminium layer for protection against the cold. Top made from fleece-wool for warm and snug feet. The soft intermediate layer made for optimum cushioning. Bottom made of aluminium for effective protection against the cold, anti-slip coating for firm support and stability in the shoes.
Top: 100% fleece wool, weight 200gr/m²
Middle layer: Polyurethane foam of 40 Kg/m3 and 5mm thickness and 200 gr/m2
Under layer: aluminium with anti-slip coating