MACHINE WASHABLE Toss in the wash with cold water. Air dry. Boom. An icon depicting a feather drifting above a pile of pillows. PILLOW-LIKE COMFORT Soft, comfortable insoles offer support with every step. An icon depicting a plastic bottle. RECYCLED PLASTIC BOTTLES It took about 13 plastic bottles to knit these shoes. Learn more. I am selling many pairs of shoes from my own closet. I had knee surgery and can no longer wear flats. So many shoes!!!!!