Junior shoes Hummel Slimmer Stadil Leather High. The SLIMMER STADIL LEATHER HIGH JR is a heritage model from Hummel, designed to turn heads. These high-top trainers feature a rugged vulcanized outsole and a leather/suede upper in bright spring colours. They have a convenient Velcro closure and a small Danish flag detail on the ankle. Features: Vulcanized outsole, Slim silhouette, High top style, Velcro closure, Elastic laces, Leather/suede upper.