adidas has unveiled a new woolen iteration of its popular Ultra Boost silhouette just in time for cooler temperatures. The adidas Ultra Boost has been equipped with woolen yarn stitched throughout the upper to provide a warmer option than its more lightweight forerunner, the sneaker however remains breathable thanks to the same Primeknit construction. Seemingly available in three colorways to begin with the woolen sneakers are yet to be officially given a release date by adidas.