Tombow Mono Tough Break-Resistant Eraser - Small

Tombow Mono Tough Eraser is designed for resisting breaks. Tombow applies new, non-flex eraser formulation to preventing eraser from flexing and breaking. A front and back alternating diagonal sleeves distribute the stress on eraser's surface evenly, reducing cuts on eraser's body.?The sleeve is also perforated for?adjusting?length?easily.?

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Instructions: When using the eraser, put?your?fingers on the blue arrow mark to help reduce eraser flexing.