We love interesting fabrics to back our quilts ~ or the combination of fabrics to be economical. These fabrics are the standard width of 110cm/42" {not widebacks} so multiple drops are needed. Here are some bed sizes and approximate quanities needed to back your quilt: {extra has been added for machine quilting}
Cot: 90cm x 150cm {34" x 58"} buy: 1.65m
Single: 170cm x 225cm {66" x 89"} buy: 5m
Queen: 230cm x 240cm {90" x 95"} buy: 7.5m
King: 260cm x 240cm {120" x 95"} buy: 8m