LENGTH: 300 mm (12 INCH) in length which is longer than an average stirrers glass;a diameter of 6 mm (0.23 inches). SMOOTH: Each glass stirring stick has Flamer polishing,so each has rounded and smooth ends. STURDY and DURABLE: Made of solid glass and built to stand the test of time. MULTIFUNCTIONAL: Glass stir rod, used in mixing chemicals and liquids like drinks or in the kitchen PACKAGE:Sold in 8 pcs per package Product Description Produst Size LENGTH: 300 mm (12 INCH) in length . DIAMETER: 6 mm (0.23 inches). SMOOTH: Each glass stirring stick has Flamer polishing,so each has rounded and smooth ends. High Transparency The glass stick Made of solid glass and transparent without impurities Product details Material: Glass stirring rods are made fromsolid glass. Color: Transparent. Products Features: High transmittance,STURDY and DURABLE,Heat resistant and high temperature resistant. Widely Used: glass stirring rods can used for many household tasks (for chem lab, for making essential oil blends with salves and creams, for mixing of cosmetics and herbal mixtures, for stirring your hot coffee or any other beverage you've got going on). For lab use