MOST ADVANCED, LIGHTWEIGHT, THERMAL MANAGEMENT GARMENT.
The BLACKYAK Calvana brings together all of Blackyaks expertise in user comfort Internal Zipped Security Pocket and product performance. The advanced textiles in YAK FLOW™ are tuned to allow a precise amount of air permeability. This continuous airfl ow prevents overheating and allows the fast removal of humidity and sweat build up. The result is a product that works as a midlayer during high output activities in cold weather and as a layering piece that optimises the vapour rate when used in conjunction with a shell product.