Set Includes: 2 Standard Nibs, 2 Flex Nibs, 2 Felt Nibs.
Hard Felt Nibs have increased friction for more of a pencil on paper feel.
Flex Nibs are flexible, high-friction feel (White tip)
Standard nibs are replacement standard pen nibs.
Compatible with Pens for Wacom Tablets (Bamboo Tablets, Intous).