Assist sensory motor planning. It provides feedback for those with difficult in vestibular or proprioceptive processing. O-rings secure the weights and allow positioning anywhere on the writing instrument. Weights are approximately 1.5 ounces.
Assist sensory motor planning. It provides feedback for those with difficult in vestibular or proprioceptive processing. O-rings secure the weights and allow positioning anywhere on the writing instrument. Weights are approximately 1.5 ounces.