The fastest model in the ASICS tennis range our SOLUTION SPEED FF 2 shoe is all about helping players expand their territory on the court. Combining better stability and a more flexible fit this shoe is a recommended choice for athletes that are looking for quicker accelerations to be ahead of the ball. The SOLUTION SPEED FF 2 model features a PU (polyurethane) application on the upper that helps generate better support flexibility and an improved fit. Implementing DYNAWRAP technology into the eyestay this application helps provide more stability in the forefoot during side-to-side movements. Additionally the sockliner is produced with a solution dyeing process that reduces water usage by 33% and carbon emissions by approx. 45%. TWISSTRUSS technology in the midsole assists players who are regularly moving from the baseline to the net by improving their cutting motions and quick transitions. Providing a faster acceleration period between stops to full-sprints; this shoe is excellent for athletes who want to get to the ball swiftly and have more time to plan their shot with plenty of pace. Recognizing that the first step is usually the most important step during a point we've also molded a new outsole design that offers better traction in the heel forefoot and the toe section to help deliver faster forward transitions. Combining a responsive cushioning system with a more supportive upper and improved flexibility the SOLUTION SPEED FF 2 shoe is an excellent choice for tennis athletes looking to expand their territory.