More buttons of the same size can be found here

24 and 32 and/or 40 inches] and 3 mm [US2½] / 60 and 80 cm [24 and 32 inches]

Smock stitch:

The front and back yoke are joined to form the body

Kitchener Stitch:

Knapper af galalit Ø23 mm - Sort - 6 stk. Dansk More buttons of the sameButtons in galalith in packs of 6 pcs suitable for Novice Cardigan Chunky Edition Measurements: Diametre 23 mm Material: 100% galalith. Galalith is a natural and biodegradable material made from the milk protein casein. The buttons can be washed in the washing machine. Produced in the Netherlands. Galalith is a natural material which can shrink during the production of the buttons. The measurements are therefore approximate, and the buttons may be 1