These super soft pencil grips have massaging bristles that provides sensory stimulation as you write. Particularly good for children that hold pencils too tightly which inevitably causes finger and hand ache. It increases the child's awareness of their fingers and pencil thus reducing the need to grip too tightly. They easily stretch over any pencil to add instant comfort. Can also be used for pre-writing tactile stimulation, by placing two or three grips along the barrel of a pencil and rolling it between the palms, this wakes up the hand ready for handwriting. Makes a perfect fidget toy as children can hold them in their hands and stretch and squeeze to provide a calming and relaxing sensation.