FALKE Toe Sock Women Invisibles One Size This invisible sock has a high easy-care cotton content, gentle on the skin, with the special "slipper fit" feature. This makes the socks invisible in summer shoes and modern shoes such as mules. The anti-slip system inside ensures the perfect stay up. Note: for a perfect fit, please do not apply moisturiser to your feet. Highlights Cotton that caresses the skin Soft edge for pressure-free fit on foot Please do not apply cream to your feet FALKE Perfect Fit