Good used condition, although one does squeak when you walk a little, but I think you can change the insole The Venturi model is made from a combination of eco-friendly and sustainable materials. - Upper in Hexamesh (70% organic cotton and 30% recycled plastic bottles) - Panels in suede, V-Knit and TPU* details - V Logo in Rubber and Rice Waste (23%) - Laces in organic cotton (100%) - Tech inner lining (100% recycled plastic bottles) developed to acquire greater resistance to friction and provide maximum comfort and flexibility thanks to its mesh structure. - Insole made of sugar cane (64%) and recycled plastic bottles (21%) - 40% bio-based sole (sugar cane) - Glued sole made of Amazonian rubber (25%) and rice waste (24%)