Robust on the outside, warm and soft on the inside. The Aconcagua Jacket is made from Polartec® Power Stretch Pro® material and is the ideal technical solution for mountaineers looking for a lightweight insulating fleece. Its quick-drying material has a nylon surface and is abrasion-proof. The jacket also features two backpack- and climbing harness-compatible zipper pockets.Features:- 2 backpack and climbing-harness-compatible zipper pockets- YKK Vislon® front zipper for smooth operation- High-quality flat chinguard and zipper underlay- Very robust, warm, elastic Polartec® Power Stretch® Pro™ with super-abrasion-proof nylon surface- High-quality, low-profile thumb loops that close neatly at the openingSustainability:Bluesign® PRODUCT:- A bluesign® PRODUCT is made with at least 90% / 30% bluesign® APPROVED materials / accessories. The designation guarantees the highest level of consumer assurance, responsible use of resources and minimum impact on humans and the environment.Fair Wear:- Mammut strives to ensure fair and safe working conditions in all factories making its products. To systematically improve working conditions throughout its supply chain, Mammut was the first outdoor brand to join the Fair Wear Foundation.Specifications:- Weight: 375 g- UV protection (UPF): UPF 50+- Cut: Regular FitMaterial composition:- Main material: 33% Polyamide, 57% Polyester, 10% SpandexTechnologies:Polartec® power stretch® pro:- Power Stretch Pro offers outstanding elasticity, and its double-sided knit structure ensures adequate tensile strength and abrasion resistance to ensure it keeps its shape over time. The excellent moisture regulation holds its own during any kind of activity.Product Care:- Do not use chlorine-based bleach- Do not dry clean or use solvents to remove stains- Do not iron or treat with steam- Close zippers / Velcro fasteners before washing- Tumble dry gentle- Machine wash on normal cycle (max. 30° C)