Superfeet insoles help adapt the flat midsole of your footwear to your foot. The distinct Superfeet shape helps to stabilise the foot, while the structured heel cup and full-length foam provide support and comfort. The Blueberry insoles are designed specifcally for the female foot contours and dimensions. The Heel Cup - Helps stabilise and support the foot and positions the soft tissue underneath the heel to biomechanical shape. Designed with a slimmer heel and an arch length to fit the female foot, the s MoistureWick with Odour Control - Top layer delivers long-lasting odour control.