This openwork sweater pattern is intended for experienced knitters and is made from FILECO yarn (60% acrylic - 18% recycled acrylic - 12% recycled wool - 6% recycled polyamide - 4% various recycled fibres) in 2x2 rib on 4 mm needles, stocking stitch on 5 mm needles, and openwork fancy stitch. The finished garment can be machine-washed (30°C maximum) and dried flat, away from direct sunlight. Do not iron.