Boden Blakenham Frill Collar Jumper, Navy Size 6 The Blakenham jumper from Boden has the playful touch of a dainty frilled collar. Its flattering semi-fitted shape is perfect for layering while the cotton blended with merino wool yarn gives it luxuriously soft feel against your skin. Easy to dress up or down, pair with denim, tailoring or floaty skirts.