Medium skills. You need yarn (La Droguerie Soyeuse, Rauma Mito Alpaca Wool or Manos del Uruguay Silk Blend. All of them DK, 8 ply, 11 wpi. 200 grams, 274,3 meters or 300 yards for the smallest size, 300 grams, 411, 5 meters or 450 yards for the largest size. Pluss 100 grams, 137, 2 meters or 150 yards for the wrist warmers) and needles (double pointed needles and circular needle) size 4 mm/US 6. You also need one or two buttons. Wrist warmers are knitted in the round, cowl knitted back and forth. Two sizes: small (14 years, 16 years, X-small and small) and large (medium, large and X-large).