Available on Ravelry and Lopidesign.is

This pattern is featured in the Lopi 28 book, published by Ístex and designed by Védís Jónsdóttir. It can be purchased at various locations (see here: https://lopidesign.is/en/vendors)

More information about yarn, size and material here: https://www.lopidesign.is/products/stapi