The holder is ergonomic. "Sattler grip" (blister 1 pc.) 6205. Ideal for teaching writing and for relieving tension while writing. The ergonomic shape and special marks help to easily place the fingers in the correct position, and the special material of the holder prevents excessive squeezing of the fingers. This contributes to the ease of writing and the formation of correct handwriting in schoolchildren. Developed by the famous German Dr. Johanna Barbara Sattler together with KUM specialists. Suitable for both right-handed and left-handed users. Made of soft elastic material. In a blister pack. Assorted colors.