7Pcs 7 Styles Chemical Theme Enamel Pins, Black Alloy Brooch for Backpack Clothes, Mixed ShapesSize: Book: about 30x20x1mm, 1pc; Microscope: about 30.5x17.5x1mm, 1pc; Flask: about 30.5x21x1.5mm, 1pc; Microscope: about 30x12x2mm, 1pc; Flask: about 30x17x1.5mm, 1pc; Flask: about 30x19x2mm, 1pc; Beaker: about 30.5x21x2mm, 1pc; Plastic Bead Containers: about 7.4x7.2x1.7cm, 1pc.
