Adidas sta fluid 3 trainers junior boys the adidas sta fluid 3 trainers are lightweight and comfortable featuring a breathable mesh upper teamed with overlays to support the foot plus twin touch and close fastening straps a padded ankle collar padded tongue cushioned eco ortholite insole and thick midsole with non marking grip sole completed with adidas branding boys trainers twin touch and close fastening straps padded ankle collar padded tongue cushioned insole thi