Adidas Switch/ Competion winner Kicksguide.com Aritist Series freestyle - Many daily runners alternate between two pairs of running shoes every other day to prolong the life of their shoe's cushioning. Other experianced runners have two or more pairs of shoes with differing levels of cushioning to match their workouts. The Adidas Switch will allow these runners to change the level of cushioning in the heel and forefoot daily. The Adidas Switch helps runners maximize their work without a duffel bag full of shoes.