APL Athletic Propulsion Labs combines technology with upgraded materials for performance and reliability. , These 'Lusso' slides have been handmade in Italy from premium leather that's quilted for comfort and support, Contoured Propelium footbeds follow the natural curves of your feet to help balance, EVA rubber soles provide traction on damp or dry terrain 40% Leather 40% Various Materials 20% Textile fibres SKU: 27086482324721453