The Katrinkles Mini Tools are lightweight, 2.5 square accessories that are handy to have along, whether you tuck them inside your knitting or crocheting bag or hang them from the outside for easy access. They are made of 3/16 alder hardwood or acrylic and have a ball chain loop.

Mini tools are available for purchase individually, so you can mix and match to be exactly what you need.

Wraps Per Inch Tool – for measuring the thickness of any yarn. Wrap the yarn into the inch-wide notch and compare the number of times your yarn fits in the slot with the key.