This laboratory storage box is designed to meet the needs of professionals handling cryogenic vials. Its polypropylene build makes durability and resistance to extreme conditions. The clear design allows for easy identification of samples, while the factor makes use of space in laboratory freezers. Features -Color:Blue -Material:PP -Size:7.50X6.30X5.40cm/2.95X2.48X2.12in - material: made from pp, this science lab test tube is PP, making the safe storage of laboratory samples - organization: the compartments design of this sample storage box allows for the organized storage of multiple samples -Cryogenic use: this centrifuge tube freezer storage box is suitable for use in liquid tube environments, making the stability and protection of samples from temperature variations -Secure and protective: the lab tubes feature a sealed lid that is maintaining the and of samples during storage and transport -Userfriendly design: this freezing test tubes box is designed for ease of use and management, making it suitable for laboratories, hospitals, research institutions, and other applications Package list: 2 x plastic tube holder box