For all four pieces, crochet cotton size 10, 250 yards white and small amounts each red and blue. Steel crochet hook US size 7 (1.50 mm).

Rnds 1-4 of Mat B are 2.75” diameter. For smaller size, use size 20 and hook size 9 for 4” and 6.25” diameter coasters/mats.

Intermediate. Ruffled.

Pattern 3, pages 4-5 of Decorative Crochet.
Pattern 7, Sets, in 1000 Mailles.