Sole Runner FX Trainer 5**ALL SALES FINAL** The FX Trainer 5 sneaker from Sole Runner is one of the most minimalist shoes on the market! These shoes have a 2. 5 mm non marking rubber sole, allowing for almost direct contact with the ground. They are made of breathable mesh and have an elasticized closure with an elastic band across the instep. The mesh is water repellant and quick drying, so these shoes are the perfect pick for dewy mornings or rainy days! FX Trainer 5 is