All Swallow needles feature hand tapered tips, which are polished to a glass-smooth finish, allowing the yarn to slip easily for quicker knitting. They have the perfect blend of flexibility and rigidity to create a firm, comfortable knitting needle that allows smooth effortless knitting. Casein plastics are made from a natural organic protein polymer (skimmed milk) that is not toxic to produce. It is chemically synthesized with a mild solution of formaldehyde as a hardener.
Manufactured from the purest edible grade rennet CASEIN
CASEIN is the protein of milk and is supplied from a naturally renewable ecological resource
CASEIN is biodegradable and environmentally friendly
CASEIN is an insulator and non-static eliminating “fluffy” knitting
CASEIN is a non conductor and ideal for arthritic knitters
CASEIN is warm to the touch and comfortable to hold
Swallow needles are hardened to the perfect blend of flexibility and rigidity to create a firm comfortable knitting tool
The glass smooth polished surface allows fast effortless knitting
Virtually noiseless in use
Swallow needles have a lustrous, flawless look of a piece of jewelry
Perfectly hand tapered points for faster knitting
Description taken from the Swallow website.