Each fibre is made up of twenty to thirty layers of cellulose coiled in a neat series of natural springs. When the cotton boll (seed case) is opened the fibres dry into flat, twisted, ribbon-like shapes and become kinked together and interlocked.
They are made of cotton fibre paper. The date 2001 is in three corners. The notes have an albatross replacing the map of the Chatham Islands at left of the under-print. Chatham Islands Taiko at right.
An unobtrusive design imparted to the fibres of banknote paper at the time of the paper's manufacture. The watermark is normally visible only when held up to the light. The technique is often used as an anti-counterfeiting measure.
Working Dies ...
Security Thread
A thin strip of metal, fibre or plastic embedded in a piece of paper money to deter counterfeiting. The thread is normally visible when the note is held up to the light.
The folders and slip cases are made from durable black textured polypropylene and the rings made from ultra strong glass fibre reinforced nylon. The corners of the folders will not split like other ring binders with plastic coated cardboard covers.
 See also: Silver, Gold, Plastic, Issued, Various
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