Air Alpaca Air Alpaca Katia is a very soft yarn made from alpaca. Knitting with knitting needles of 5.5-6 mm or crochet needles 2.5 mm. Each skein is 25 grams and 115 meters. Composition: 54% Alpaca and 46% Polyamide. Hand wash with 7 skeins can make a T42 jersey.