Icebug Slim Low Insole (Unisex) - YellowDynamic arch support that optimizes the foot's natural cushioning. Suitable for those with a low arch height. Icebug Insoles SLIM is an extra thin version of our insoles. Slim fits perfectly in shoes adapted for, for example, running and football, but also in everyday trainers. The Slim soles provide as much support as the Fat soles but a little less cushioning. The soles are 2 mm thick.