Rubber sole PORTABLE : Drawstring close pouch allows you to take these portable flats everywhere you go. Easily fits in your purse, handbag, car glove compartment etc sole MATERIAL : Soft satin durable upper. Padded insole cushioning. Thick stitched rubber sole. The most comfort we could pack in its small size! USES : Wears just like regular ballet flats and 50X more longer lasting that rollable flats. These flats are thick, and do not roll up. Use them after formal events, weddings, travel and anywhere else you need a quick and stylish switch out of those heels! SIZES – Available in sizes 6 to 14. Fits true to size, but move up if you are between size or have wide feet. The sizes 11 and higher fit snug, so move up a size if you are in doubt.