Crafted by Karen of Karatstix, the Sock's Rule™ set includes a sock blocker shaped needle gauge and a 2-inch cuff ruler. The Sock's Rule™ has 7 holes that measure sock needle sizes 2.0/0, 2.25/1, 2.5/1.5, 2.75/2, 3.0/2.5, 3.25/3 and 3.5/4(mm/US respectively). 

Specifics:

All made from natural bamboo. Decorated with colored pencils and finished with polyurethane. 

2" Ruler measures 2" x .75" x .22". 

Sock's Rule™ is approximately 3" long.