Stella McCartney - Eve Alter Mat over-the-knee bootsStella McCartney's Alter Mat is an innovative leather alternative that is cruelty free and has a lower environmental impact. The Eve boots are cut from the signature material into an over the knee silhouette with exaggerated square toes. Upper: synthetic materialLining: synthetic materialSole: fabric insole, rubber sole Color: blackToe shape: square toe Made in ItalyIncludes: shoe box, dust bag Designer color name: Ivory Glow Item color: black Item