Lot of 3 Volumetric Flasks 500 mL volume with glass stoppers. Two of the volumetric flasks are Kimax brand w/ ST 19 glass stoppers. One of the flasks is a Pyrex brand w/ ST 19 glass stopper. Heights are 10", 11.5", and 11.5" from bottom to top rim. Used condition, but in very good shape, no chips or cracks. Some minor cosmetic discoloration from normal use. 30-day money back guarantee! If there is anything wrong with the item that you have purchased, please contact us directly and give. us a chance to help, we respond quickly and will ensure you are satisfied with your purchase and experience! Please do not leave negative feedback or open any disputes with eBay or PayPal. Contact us directly and we will fix the problem quickly.Fast & free shipping We strive for 5/5 Star service! Fast & Free shipping!