You will need:
Yarn A: 10g fur-coloured yarn (brown, grey, white or any colour you like), double knitting weight.
Yarn B: 10g yarn for dress or top, double knitting weight.
(Yarn recommendations:
Sirdar Country Style Wool Blend DK
Yarn A: shade 398 for girl mouse, shade 477 for boy mouse.
Yarn B: shade 602 for girl mouse, shade 418 for boy mouse.)
Stuffing.
1 pair 6 mm black safety eyes.
Tapestry needle.

Finished size: approximately 9 cm (3.5”) high.

Errata: pattern did not include hdc in the list of abbreviations. Updated version now uploaded.
hdc = half double crochet (US), half treble crochet (UK)

Available on LoveCrafts here.