5-packs Tombow MONO Zero Eraser Refill， Round Tip (57307) 5-packs<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Round; 2.3mm diameter </span></li><li><span class="a-list-item"> Ultra-fine precision tip </span></li><li><span class="a-list-item"> 5 refill tubes， 2 per tube， 10 total </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41IbKwkL7cL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/310J8y7gM4L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31PWM9ErHkL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31u6YmUjbFL.jpg" noproxy>