plastic Erasable ball pen 1.Long length & smooth writing 2.ink can be erased in 3 hours 3.ink turn permanent in 72 hours plastic Erasable ball pen 1)Type:plastic promotional ball pen2)Material:ABS,PP,AS3)Refill:Normal type refill;tip is 0.7mm or 1.0mm4)Refill Ink:Blue,Black5)Size and weight:around 14cm; please contact with us for details6)Packing:1pc/polybag,50pcs/inner box,1000pcs/ctn The ink ...