Norse Projects Elka Jacket in Navy. Norse Projects team up with Danish rainwear manufacturer Elka for this unique collaboration piece. Fusing style and functionality seamlessly, the Danish brands have combined to produce this 100% waterproof jacket. Crafted from a 90% PVC and 10% polyester outer, this jacket has a rubber like handle and offers a fixed hood with adjustable drawstrings. A full zip up fastening closure with press stud fastening placket accents the press stud fastening flap pockets.