Medium to advanced skills. You need yarn (La Droguerie Surnatelle is Fingering, 4 ply, 14 wpi. In size small you need: 400 grams, 1400, 8 meters or 1532 yards. In size medium you need: 450 grams, 1575,9 meters or 1723,5 yards. In size L-X-L you need: 550 grams, 1926,1 meters or 2106,5 yards. In size XXL you need: 600 grams, 2101,2 meters or 2298 yards. If you want the dress longer you will need a bit more. You also need silver yarn; Lanas Stop Chicago is: Aran, 10 ply, 8 wpi. You need 50 grams, 99,7 meters or 109 yards for the dress in sz small and medium, 100 grams, 199,4 meters or 218 yards in sz L-X-L and XXL. If you knit the scarf as well you will need La Droguerie Surnatelle 100 grams, 350,2 meters or 383 yards, and Lanas Stop Chicago 50 grams, 99,7 meters or 109 yards) and needles (3,5 mm/US 4 circular and double pointed needles. You also need an extra needle in 3,5 mm/US 4 or thinner). Four sizes: small, medium, large to X-large (L-X-L) and XX-large.