Polyester and Spandex are essential materials often used in the construction of contemporary jackets, especially those inspired by the Y2K fashion movement. The durability of Polyester ensures that jackets retain their form and resist wear, while the elasticity provided by Spandex allows for a comfortable, full zip fit that accommodates various body movements. These materials make them ideal for cargo-style jackets, offering both practicality and style. Whether you're layering up for a chilly day or looking for a versatile piece to match your urban outfit, a jacket made from this blend will keep you looking cool and feeling great.