... -friendly materials,non-toxic 3)pass EN71 test 4)suitable for school and office use 1, We specialize in producing rubber eraser ... , shaped eraser ,drawing eraser.2, the office eraser is suitable for school and office3, Our eraser has efficient erasure abilty and harmless ... friendly material: TPR7, Logo printing available8, Certification System :EN-71 back to school 4B rubber eraser