Description If you are looking for professional and affordable freezer vial holders, your research is here. That's because our products can meet your needs. It is easy to use and brings you of convenience. Suitable for storage in mechanical refrigerators or liquid nitrogen. Features - Color: Transparent. - Material: PP. - Size: 14.00X14.00X5.30cm/5.50X5.50X2.08in. - Notes: suitable for 1.5ml,1.8ml,2ml tubes. - PP material is high-grade and durable, and has strong toughness. Store in a mechanical refrigerator or liquid nitrogen - Smooth edges and surfaces are burr-free, safe and secure, not easy to be damaged, strong and durable - A good helper for Freezing sample tubes or centrifuge tubes in laboratory experiments - The design is simple, but it is practical to use and will bring you a wonderful experience - Suitable for cryovials of 1.5 ml, 1.8 ml, 2 ml capacity. Super large well capacity and quantityPackage list: 1 x freezing tube box