[φ45cm]

[φ35cm]

[φ25cm]

[φ30cm]

[φ40cm]

[φ50cm]

■ Size: Φ13.8 inches (35 cm). ■ Can be used as a fabric ballast for crafting, quilting and patchwork. Stretching the fabric makes the work a lot easier. Also, the top (cloth) and quilt covers/backing fabric stay in place for a very clean finish.

(From Amazon.co.jp)