Provides comfort and freshness all day long. Ideal fitting aid - reduces the size of the shoe for a perfect fit. Insert into footwear with the fabric facing up. Viscose top layer on breathable latex foam ensures good air circulation. Textured non-slip underside. Machine washable at low temperatures. Allow to dry naturally, away from direct heat sources. To keep your feet fresh, these insoles contain a pine-scented deodorant to combat foot odour.