3 sizes available:

– SMALL SIZE (Yellow): small index finger (usually child size, primary school age student)

– MEDIUM SIZE (Blue): medium index finger

– LARGE SIZE (Black): large index finger & hand

Features:

• The new concept in writing!

• Uses the same ergonomic principles as the original Ring-Pen, but can be removed.

• Use on your own pen, pencil, paintbrush, cutlery, toothbrush.

Available only in a RIGHT HANDED version.

Regrettably the ULTRA will not work for left handed writers but the manufacturers are aware and looking to introduce a LH version