New without box Rothy's The Flat in Black Solid Size 7.5 Soft, flexible upper in black. Comfortable insoles and durable outsoles in black. 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. Learn more.