Quilt to Size / Backing calculator / Throw
Backing for a throw quilt
A typical throw quilt is 50" x 65". Its back needs to be 58" x 73": 3 1/4 yd of 42" fabric as 2 panels 58" long seamed crosswise, or 2 1/8 yd of 108" wide backing. Change the size below if yours is different.
42" quilting cotton
3 1/4 yd
2 panels 58" long, seamed crosswise, for a 58" x 73" back
108" wide backing
2 1/8 yd
one piece, no seams
Batting
58" x 73"
4" extra on every side