The item is a set of 4pcs simple and practical laundry balls by random color, which are made of durable plastic, and make , easy and effective washing and protect your clothes from being twisted or tangled together. With reusable design and easy to use, it is really a wonderful washing balls set for choice. Features - 4 pieces of the lanudry balls in one set will be sold together by random color. - Material: durable plastic. - Diameter: about 1.9-inch /4.8cm. - and Reusable Laundry Balls Washing Balls. - Creative items to make , easy and effective washing. - Can protect your clothes from being twisted or tangled together. - Soften fabrics, help fabrics dry faster. - How it works: Simply place clothes and washing balls into washing machine, the nodules will massage fabrics to naturally fluff up and soften. Package list: 1 * 4pcs Reusable Laundry Balls Washing Balls (Random Color)