17cm x 17cm Please allow for some margin of error. * Double gauze, 3 layers * Double gauze x towel fabric Patchwork section uses some cotton fabric and organic double gauze. No edge stitching, hand-stitched opening. This is a handmade item by an amateur. I would like to sell it to those who understand. I am not considering individual price reductions for handmade items, so please take advantage of the discount for bulk purchases.