Batting is the quilt top plus 4″ on every side — the same margin longarmers ask for.
| Quilt size | Quilt top | Batting needed | Packaged bag to buy |
|---|---|---|---|
| Wall Hanging | 36 × 36″ | 44 × 44″ | Crib 45×60″ |
| Baby / Crib | 40 × 52″ | 48 × 60″ | Twin 72×90″ |
| Toddler | 42 × 58″ | 50 × 66″ | Twin 72×90″ |
| Lap | 50 × 65″ | 58 × 73″ | Twin 72×90″ |
| Throw | 60 × 72″ | 68 × 80″ | Twin 72×90″ |
| Twin | 66 × 88″ | 74 × 96″ | Full / Double 81×96″ |
| Full / Double | 80 × 96″ | 88 × 104″ | Queen 90×108″ |
| Queen | 90 × 108″ | 98 × 116″ | King 120×120″ |
| King | 108 × 108″ | 116 × 116″ | King 120×120″ |
| California King | 104 × 114″ | 112 × 122″ | No bag is big enough — buy by the yard |
Bag sizes vary by an inch or two between brands — check the package. Where no bag covers it, buy batting by the yard from a wide roll or piece two lengths with a whipstitch or fusible tape.