Trigonometric is a winterproof hat with a beautiful cably texture and easy to knit.
The pattern includes instructions for a slouchy and a men’s version.

Knitting skills:

• knitting in the round
• knit and purl
• simple cables

Finished measurements:
adult: width: 22cm/8.66inch; length 25cm/9.85inch
child: width: 19cm/7.48inch; length 20cm/7.87inch