PinnetykkelsesmålerPinnetykkelsesmler for strrelsene 2, 2,25, 2,75, 3,25, 3,5, 3,75, 4, 4,5, 5, 5,5, 6, 6,5, 8, 9, 10 mm. Each disc is imprinted in both US and mm needle sizes. Overall size (closed) is approximately 1" diameter X 1. 5" high (2. 5 cm X 4 cm) Disc are in an array of rainbow colors created to bring joy to your day and a smile to your face! Gauge clicks into place with tiny magnets embedded on the underside of each disc The discs are made from 100% fiber