Boots by ASOS Collection Leather upper Smooth polished finish Cut-out sides Lace-up fastening Gold-tone buckle detailing Chunky block heel Grip tread ABOUT ASOS COLLECTION Directional, exciting and diverse, the ASOS Collection makes and breaks the fashion rules. Scouring the globe for inspiration, our London based Design Team is inspired by fashion's most covetable trends; providing you with a cutting edge wardrobe season upon season.. Upper: 100% Leather Lining Sock: 50% Other Materials, 50% Textile Sole: 100% Other Materials SIZE & FIT Heel Height: 9cm/4". Treat With A Suitable Leather Protector (Not Included) And Avoid Contact With Liquids.