UGG Classic Mini Lace-Up Weather Size: 23cm Very light and extremely comfortable to wear. Product Description: The Classic Mini Lace-Up Weather is made with seam-sealed construction from waterproof suede, keeping your feet dry in any weather. The quilted shaft is made with 3M™ Thinsulate™ material, which is 100% recycled polyester and environmentally friendly. It is also highly elastic, making it suitable for a variety of bottoms.