Light as a feather down jacket: very packable 90/10 insulation Mens Kabru Light Jacket II with super-light, yet still durable Pertex quantum outdoor material. Stretch panels under the arms for more freedom of movement. Cuffs and the side torso chambers are lined with humidity-repelling PrimaLoft Insulation Silver Eco.Ideal for cool peaks and shady belays while climbing. Can be worn as a warm midlayer or as a lightweight, comfortable outer layer and is easy to pack thanks to the very small pack size. The primary material features eco-friendly manufacturing in accordance with the strict bluesign Standard.The 750-fill power down is certified by the Responsible Down Standard (RDS). This product is made with Eco Finish, an eco-friendly water-repellent finish without fluorocarbons (PFC). Green Shape is your Vaude guarantee for eco-friendly products - made from sustainable materials and resource-conserving production.