Material: Nylon. Features thermal shell technology. PFC-free, durable water-repellent finish. Lightly insulated with broken fibre polyfill. Packs into its own pocket to transform into travel pillow. Ergonomic fit. Adjustable hem. Audio system. Internal pocket. Sizes: S - 38in, M - 41in, L - 44in, XL - 47in, 2XL - 50in. Ref: UTRW7365