Stylish Nike shoulder bag with a bold black and white design. Perfect for everyday use. 100% Polyester: A synthetic fibre that is made from polyethylene terephthalate (PET) and is known for its durability, low wettability and ability to dry quickly. Due to these properties, it is often used as an additive in textiles, which improves their performance properties such as shape retention and wrinkle resistance. Lining 100% Polyester