Special design biodegradable pen. These pens are made from Mater-Bi material, a revolutionary biodegradable material created from corn starch. This naturally occurring product can be used as an alternative to normal plastic material. Lecce has created a pen which has a biodegradability comparable to that of paper. Mater-Bi leaves no toxic residue ...
it returns to the earth without affecting the ecosystem.
Black X20 Refill.
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