Our Classic Micro Calf Hair reimagines our fan-favorite Classic Boot with a low-profile design (and high-profile comfort). It has a smooth calf hair upper for elevated texture, lined with mega-soft sheepskin that naturally regulates temperature, so you can wear socks - or not. The lightweight sugarcane EVA outsole delivers effortless support and adds that easy slipper feeling to every out-of-the-house venture. Calf hair upper. Rear pull tab. 10mm sheepskin shaft lining, 17mm sheepskin vamp lining. 17mm sheepskin insole. Sugarcane EVA outsole. Textile binding made from 100% recycled polyester fibers. Woven label with The UGG® Logo on insole, The UGG® Logo embossed leather heel label. RN 88276. This product contains real fur from sheep or lamb. Fur may be sourced from Australia, Ireland, the United Kingdom, or the United States. It has been artificially dyed and treated.. UGG® Women's Classic Micro Calf Hair Sheepskin Classic Boots in High-Voltage Blue, Size 7