Ultra Light EVA Technology in midsole Soft synthetic leather upper Removable anatomical sockliner in soft EVA Lacing Support System Non-marking outsole made of gum rubber, suitable to indoor surfaces Outsole: Non-marking outsole made of gum rubber, suitable to indoor surfaces. Midsole: Ultra Light EVA Technology Upper: Soft synthetic leather upper with: Lacing Support System. Breathable mesh areas. Sockliner: Removable anatomical sockliner in soft EVA.