30 PCS 20ml Glass Test Tube15x150mm Tubes with Cork StoppersRound Bottom Test Tube for Bath SaltScientific ExperimentsCandy StorageParty Favors

Quality:30 pcs glass test tube with 30 cork stoppers. Size:15×150mm/0.6×6 inch. Capacity:20ml. Material:Glass tube,wood cork stoppers. NOTE:be careful not to break the GLASS test tubes. Clear tube design:you can attach labels or stickers on the tubes and make DIY crafts. Glass test tubes cork stopper is insert and take out easily,perfectly fit the tube open and have good sealing to isolate air and liquid,prevent the content inside leaking out. Our clear glass test tubes can be applied for scientific experiments,storing liquid,powder,candy and bath salt,planting hydroponic plants,it is a good decoration for home,wedding and science theme party.