Aran weight yarn is a perfect choice for sweaters, cardigans and pullovers, scarves, cowls, wraps and hats - and homeware too. Aran yarn weight is categorized in medium-weight yarns. Check out the Craft Yarn Council's standard yarn weight.
Aran yarn weight can be made from any fiber, from acrylic to wool.
International standard weights
Below is a table comparing yarn weights (ply or thicknesses) in a range of countriesUSA: 4 or MediumUK: Aran, Triple Knit (rare)Australia: 10 or 12 plym/100g: 120-200Wraps Per Inch: 9-12 wpiRecommended knitting needle size, mm: 4.5 - 5.5Recommended crochet hook size, mm: 5.5 - 6.5
Aran Weight Knitting Yarn & Wool
Knit Aran on a 4.50mm - 5.00mm needle and it's great for cables and other textured stitches.