adizero Prime (Black) – The adizero Prime also know as the Prime Boost and Prime LTD has been released in a new black colorway on the main site. This light weight runner features a Primeknit upper, Boost cushioning, Torsion system, adiwear and Continental rubber. It weighs 8.2 oz and has a heel toe drop of 9mm. If you are looking for a fast training shoe, or just a high end sporty shoe for casual wear, be sure to check out the new adizero Prime. It is in stock now in sizes 6.5-12 for $200.