Since they were first created many years ago trainers have been a huge success and are worn by all sectors of society, from young sports enthusiasts who wear them to compete in sport at the highest level to elderly people who like the comfort and support that they give over traditional shoes which can be uncomfortable at times.
As trainers have developed so has the techonology behind them, one of the first innovators in trainers was Nike who developed the Air system which was a gel bases sack within the heel of the shoe that gave the wearer a lot of comfort to the shin when running on hard surfaces.
Outside of the sports related trainer movement has been the fashion related movement and one of the main pairs behind this has been Supra Trainers which have been very innovative in the styling of their products and the technology used to make them.