Chambray by Tilda 160008 Blue. Collection of beautiful Chambray fabrics with a lovely quilt quality. Woven with a colored weft and white wrap, the Chambray collection has a soft, rustic look that will work wonders for any quilt. Yardage may vary per bolt . Tilda Basic. Chambrays are yarn-dyed woven fabrics, we recommend washing dark chambray colors before combining with light colors in a patchwork. Fabric is OEKO-TEX® class II certified.