Road Trail Run: Review-adidas Ultra Boost: An Experiment on the Soft and "Natural" Side. A Shoe for LSD: Long Slow Distance. Comparison to Energy Boost.
Adidas Ultra Boost Speed Factory AM4 LDN Germany White 10FutureCraft Off BB6719 | eBay
Brand New Adidas Ultra Boost Speed Factory UB SF size 7.5 EG6196 | eBay
adidas Unveils the SPEEDFACTORY AM4 - SneakerNews.com