The Intuos4 Professional Accessory Kit contains a number of tools that help you customize the feel of your pen. The kit includes: 1 Standard Black Nib, 5 Stroke Nibs, 5 Hard Felt Nibs, 5 Flex Nibs, 1 Wide Body Grip (no hole for the button), 1 Standard Grip (no hole for the button), 1 Side Switch Replacement, and 1 Nib Removal Tool.
