For standing all day at work, after testing 87 different kinds of shoes, the winner is Plush Peace and Love flats from Skechers. They are made from textile and they are synthetic. That is actually a rare combination. They are plush and they also durable with comfortable inserts that can also add to the comfort.
What makes a shoe a sneaker is they were made for exercise. They were also the one shoe that was made with rubber soles that were quiet, hence the name sneaker.
The best rated sneaker for walking is the Asics Gel Contend 4. It has the best shock absorption, removable inserts, it is a breathable material. It allows for lots of color options. It is also durable which is the number one requirement for active walkers.
Rivieras Classic are the best slip on canvas shoes for men that most resemble a skate shoe as well
They have a very soft terry lining and warm on the inside for extra cushion as well as being easy on the feet for all day use.
The Nico Slide Sneakers from ZCD Montreal have been touted as the most comfy slip on sneakers for women. Loaded with padding for extra comfort, they are available in different colors and great for all day wear.