Adidas Tubular Instinct Boos Mens Brown TrainersToday's Tubular makes possible what was impossible in the '90s The shoes' outsole is inspired by the inner tube of inflatable tyres These Tubular shoes are built with energising boost in the midsole They feature a soft, undyed Argentinian leather upper with star shaped perforations They have a hi cut look and reflective laces Boost is Adidas most responsive cushioning ever: The more energy you give, the more you get Undyed Argentinian leather upper