Pre-owned with brand new insoles from non-smoking home. Shoes are newly washed, pls note there is a bit of something I can’t get off totally on the bottom. It’s not sticky etc. just want to note since I did try to get it off 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 11 plastic bottles to knit these shoes.