he UGG Men's Sheepskin Insoles are a full-length, flat cushioned insole that is made from the finest sheepskin. These insoles will keep your feet nice and cozy during the colder months. This replacement insole is perfect for your UGG footwear (with removable insoles) or your other shoes and boots. Giving you extra cushion and a fresh new feel. The dual-density flat cushion design is perfect for all foot types and can be modified to fit any size. It is recommended that you replace as often as necessary to maintain optimum moisture-wicking properties, warmth, and comfort. UGG Insole sizing corresponds with UGG Footwear Boot/Shoe Size; however, they can fit other footwear as well.