Medium skills. Knitted in the round. You need yarn (Viking Alpaca Maya is: Super bulky, 5-6 wpi. You need for SZ 6 & 8 yrs: 480,1 meters, 525 yards or 150 grams. For SZ 10, 12 & 14 yrs: 640,1 meters, 700 yards or 200 grams. For SZ 16: 860 meters, 875 yards or 250 grams) and needles (6,5 mm/US 10 1/2, both circular and double pointed needles). Six sizes: 6 years, 8 years, 10 years, 12 years, 14 years and 16 years.