The coaster that you can create with this pattern will be about 3,5 inches (9 cm) high and 3,5 inches (9 cm) wide.
The pattern is a step by step tutorial in English (US terms) completed with detailed pictures.
It comes with easy to follow written instructions and a photo tutorial. The photo tutorial contains 87 helpful step-by-step pictures to make the project as easy to follow as possible.

Yarn: Any cotton 100% Weight/Yardage: 50g/137yds Cascade Ultra Pima Fine, 100% cotton or Schachenmayr Catania, etc.
Notions: needle with large eye, scissors.
Crochet hook: D/3 (3 mm)
Crochet abbreviations: ch = stitch; sc = single crochet; ss = slip stitch; beg = beginning; st(s) = stitch stitch(s), dc=double crochet, tr = treble crochet