Rubber sole The durable material on the upper is light but durable. The triple stitching around the collar helps eliminate hot spots. The crater foam midsole adds stability at every step. Originally designed for performance running, the Max Air unit in the heel adds lightweight cushioning. The translucent rubber wraps around the fender for increased durability. Air Max turns into crispy granola. The updated design combines durable fabrics and colors to match your mother's favorite ski jacket from the 1990s. You can easily place them on the bag or hang them on the bag, and use the tongue as a fixing point. In the long run, a little creaking is enough, but classic air technology makes every track feel like walking in the air.