The Air VaporMax 2023 features innovative technology. The stretchy Flyknit upper is made with at least 20% recycled content by weight. The shoe weighs less than any other model with this Air unit. The Flyknit upper is seamless and breathable. It also features a lace up closure, rubber outsole, and cushioned support. The one-piece Air unit runs the entire length of the shoe for smoother transitions and unbelievable cushioning. The seamless collar sculpts the ankle and helps reduces hot spots. Not intended for use as Personal Protective Equipment (PPE).