Pilot Frixion Synergy Knock 05 Roller Ball Pen with Inbuilt Eraser

The Pilot FriXion Synergy Knock 05 delivers precision writing with its innovative Synergy tip—engineered to balance the durability of tapered design with needle-tip softness. This 0.5mm roller ball pen features friction-based thermosensitive gel ink that erases cleanly with heat, letting you correct mistakes without page damage. The resin shaft and elastomer eraser combine functionality with a refined aesthetic, while color-coded clips instantly identify ink shades. Ideal for professionals and students who demand both performance and reliability in their everyday writing instrument.