New cotta Piping Bag 40 The following is quoted from the internet: Outer dimensions: Approximately 400 x 225mm Color: White Material: Cotton with EVA resin coating Dishwasher: Not compatible Microwave: Not compatible Heat resistance: 80°C Cold resistance: -5°C Country of manufacture: China This is a cotta original cotton piping bag that can be washed and reused. It is made of cotton with a water-resistant EVA resin coating, making it durable and long-lasting. It is firm at first, but becomes easier to use with each use, conforming to your hand.