4ply BFL Masham - Coal 4ply BFL Masham - Coal 4ply BFL Masham - Coal 4ply BFL Masham - Coal Gorgeous British BFL and Masham yarn. £20.00 inc. VAT Quantity: at £20.00 each Add To Basket 11 in stock. Hand dyed 4ply British Blue Faced Leicester & Masham 75% British BFL, 25% British Masham. Both wool are sourced from UK flocks and are processed and spun in the UK. Approximately 100g /400m per skein. This yarn has not been super wash treated. Hand wash only. Not recommended for socks.