They are ;
* For the basic development of the senses; hearing, seeing and grabbing.
* For support of coordination.
* For recognition and identification of colours, sizes ,shapes and materials.
* For support of development, creativity and concentration.
Materials used;
* solid wood.
* Nikel free and stainless steel antiallergic clips.
* Waterbased non toxic colourfast colours.
Security Standarts;
* European standard EN 71 (2001) - Security of toys.
* European standard EN 12586 (2002) - Pacifier holders.
* colourfastness for secretion of saliva and perspiration.