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, - 1 Nib Removal Tooligh/2