'Silver Birch' Knitting Kit - Charcoal and Light Grey 'Silver Birch' Knitting Kit - Charcoal and Light Grey 'Silver Birch' Knitting Kit - Charcoal and Light Grey Kit includes 2 balls of Navia Duo and a printed pattern £12.00 Will be back in stock soon. ‘Silver Birch’ feature picot hems and a contemporary leaf pattern. Mittens are worked in the round and can be worked on double pointed needles or circular needles using the magic loop technique (or 2 circulars method). Kit includes 1 ball each of Navia Duo Charcoal 24 and Light Grey 22 and a printed pattern. Pattern is also available individually as a pdf download. Not included: 3.25mm/US3 double pointed needles or circular needles (for magic loop method). Pattern details: Size: Small: 20cm/8in circumference Length: 19cm/7½in Large: 22cm/8½in circumference Length: 22cm/8½in Tension: 28 sts and 26 rows over 10cm/4in in stranded pattern after blocking. A difference in tension may affect the final size and amount of yarn used.