Product Description The Sattler Grips gently bring the fingers into the ergonomically correct writing position. The products were developed by Dr. Johanna Barbara Sattler together with KUM to provide ideal writing aids for left and right-handers. Please note: we’ll do our best to get the color you prefer, but may choose something different depending on availablity. Please contact the store for our current stock 651-698-6431 or [email protected]