adidas introduces their Ultraboost 3D Knit silhouette executed in a Black / Sigorg makeup. This model features a primeknit upper with a leopard pattern. In addition, it boasts a sock-like collar, heel pulls, a forefoot elasticated strap, and TPU heel caps. It's topped with a Full Boost midsole and a rubber Continental outsole. The adidas by Stella McCartney Ultraboost 3D Knit - Black / Sigorg is now available at Kith shops and online.