How to Crochet a Paw Coaster – video tutorial. Free coaster motif pattern. For crochet beginner's, it will introduce the weave of simple basic: a magic ring, single crochet (sc), double crochet (dc), triple crochet (trc), inc (single crochet increase), slip and shell stitches. These paw coasters are approximately 15 cm (6”) wide and 12.5 cm (5”) long. Your finished coaster might turn out bigger or smaller than this depending on the type of yarn and size of crochet hook used. Shell stitch. Two, three, or more stitches may be worked into the same place to make a fan of stitches, often also called a shell. Stitch abbreviations used in this crochet a paw coaster: ch – chain sc – single crochet dc – double crochet trc – treble crochet inc – 2 single crochet increase dc shell – double crochet shell 0:25 Crochet Paw 17:53 Crochet Big Pad 28:37 Crochet Small Pads 31:41 Assembly