The rectangular fillet doily is crocheted with a 1.5 mm hook from DENDY yarn, 100% mercerized cotton, 330 meters in 50 grams. The size of the fillet doily is 78 by 36 cm. Weight 83 grams. The color of the yarn is "lingonberry". The crocheted fillet napkin turned out beautiful. According to its parameters, it is a doily-runner.
Fillet crochet began with embroidery on a grid. And then they decided to crochet a grid and, as they crocheted, fill the grid cells with columns or leave them empty. Fillet crochet is an alternation of filled and empty grid cells.
Playlist for crocheting and knitting doilies:
Crochet and knitted doilies - https://www.youtube.com/playlist?list=PLdr2P8TRcIw2ASO1hn956vnDxB-AAuv3u