According to the page on Craft Stylish here are some things you’ll need:

What you’ll need:

Cloth measuring tape
Plastic bone rings (ETA: You could achieve the same effect by reusing/recycling rings from soft drink bottles)
US size 8 steel crochet hook
Scissors
Pearl cotton embroidery floss or crochet cotton
Crewel needle
22-gauge craft wire
Wire cutters
Needle-nose pliers (optional)