uxcell Green Single Side 9mm Diameter Pencil Lengthener for Schoolchild Product Name : Pencil Lengthener;Material : Alloy, Plastic Main Color : Green, Silver Tone;Hole Diameter : 9mm/ 0.35" Overall Size : 12.8 x 0.9cm/ 5.0" x 0.4" (L*D) Net Weight : 8g Package Content : 1 x Pencil Lengthener