If you received broken items, please let us know for full refund or replacement. Thank you! Packaging with foam 3 piece economy borosilicate glass beaker set. Contains 1 each 50ml 100ml & 250ml beakers. Heavy duty reusable, will not easily shatter Minimal thermal expansion, giving relatively high resistance to temperature changes High temperature resistance. Perfect chemical resistance, good thermal stability LENGTH: 12inch Diameter: 0.25inch Color: Transparent Material: Glass Glass stirring rods are made of solid glass, great for so many DIY tasks, chemistry experiment , stirring your hot coffee, cosmetic essential oil preparation or any other beverage you are making.