This bib-like upper section made from the familiar Flex1 stretch fabric, used in many Norrøna products, helps keep your pants up, protects your midsection from the occasional breeze, and also offers convenient pockets. - Stretchy, wind-resistant 163g/m² stretch fabric is Bluesign-certified - Quick adjustments on the straps - Pockets on the front and side If you combine this product with older Norrøna items, there may be a +/- 2 cm difference in fit, but this is a minor variation in relation to zipper length. Zipper lengths by size: - XS: 78 cm - S: 84 cm - M: 90 cm - L: 96 cm - XL: 102 cm Compatible models: Lofoten Gore-Tex Pro Pants, Lofoten Gore-Tex Pants, Lofoten Gore-Tex Insulated Pants, Tamok Gore-Tex Thermo60 Pants, Lyngen Gore-Tex Pro Pants, Tamok Gore-Tex Pants.