Function introduction: 
Double-sided 30 cm ruler+ Pencil sharpener 1 + eraser 1 +  2 pencils
Product size: 31x4.0x1.6cm
Product material: plastic PS
Product weight: 55 grams
Packing method: 200 pcs per carton, 100 pcs per inner box, 1 pcs in plastic bag
Outer box size: 44.5x33.5x31cm