These gums are simply plugged on ordinary lead or colored pencils. Once taken properly into their own hands, the fingers remain only once in position. It is working. Even for an adult it feels pretty good and have a good writing with a suitably equipped pen.
The material is rubbery and somewhat soft. This can, of course, the same fear that evil plasticizer can be transferred from the product to the skin here. I can not beuteilen. I can only say that the rubber does not smell. However, I would make him not bzw.darauf take on or in the mouth that the kids do not (in principle not).
Of course you can not equip all pins with it and at some point must "drop the penny". It's just a habit that is changed. And that can only be achieved if one puts the change into consciousness.
So far as the things are very good, but by themselves they bring certainly no wonder.
