The Womens Kabru Light Vest II packs down small with 90/10 thermal insulation. It's super lightweight yet stable Pertex Quantum outer material. Keeps your torso warm when the temperatures fall. The primary material features eco-friendly, bluesign certified manufacturing; the 750-fill power down is certified in accordance with the Responsible Down Standard (RDS).This product was manufactured with Eco Finish and is eco-friendly, water repellent and fluorocarbon-free (PFC-free). Green Shape is your Vaude guarantee for eco-friendly products, made from sustainable materials and resource-conserving manufacturing.