Nike Tanjun is all about comfort. The one piece upper is made of a diamond patterned mesh that is so breathable that you can feel the air flowing. The material is mainly nylon, known for its durability despite the thin layers. There is a light padding around the collar and on the tongue, giving an uniform feel of comfort throughout. The lining is also made of fabric, being flexible to mold on any foot shape. People with bunions and hammertoe are praising them and that says something.The insole of the Nike Tanjun feels like memory foam, adding to its comfort. The midsole and sole are in one piece, being made from engineered EVA foam with a waffle pattern. This makes the shoes vey light, a size 7 weighing only 7oz.The Nike Tanjun fits true to size and has a true width, offering moderate arch support. For this reason they are great every day shoes, many wearing them at work.The comfort they offer all day make them a great companion for those standing for long hours.