Neighborhood Fiber Co. Gauge Ruler by Katrinkles

With this expertly cut gauge ruler by Katrinkles, you'll be able to quickly tell the size of mystery needles, check your 4x4" gauge, and calculate the wraps per inch of your hand-spun yarn (or any yarn in your stash with a missing label) so you'll know what weight it is. The Neighborhood Fiber Co. Gauge Ruler will eliminate guessing and estimating from your craft!