Yarnart Jeans ( 2, yarn density 50g/160m/174yds), color: ✓
● blue
2 mm crochet hook (US: 1/B, UK: 14)
Metal keychain (ring)

Product Sizing:
Finished size 4 cm (1,5 in) wide and 6 cm (2,4 in) high

You can use any other yarn, but keep in mind that this will affect the size of the
finished product.