MULTIPURPOSE - This freezer tube box is great for laboratories, classrooms and science institutes, suitable for teachers and scientific researchers. EquiSkinz Hood - Milsta √SPECIAL DESIGNED - - This freezer tube box is specially designed for the fixing of sample tubes to prevent sample leakage. √RELIABLE MATERIAL - This freezer tube box is made of polypropylene plastic (PP), it is lightweight and portable. YOKIVE Freezer Tube Box, PP Holder Rack for 1.8/2ml Centrifuge Tubes | Fixed Sample Tube, Great for Lab and Scientific Institutes (25 Places, Blue) · $47.13 · In... Uxcell Centrifuge Tube Freezer Storage Box 25 Places Waterproof Polypropylene Cryogenic Holder Rack For 1.8/2ml Microcentrifuge Tubes Vials Samples RELIABLE MATERIAL - This freezer tube box is made of polypropylene plastic (PP), it is lightweight and portable. Centrifuge Tubes Rack, Plastic Centrifuge Tubes Rack, High Quality √KINDLY NOTE - Please pay attention to the product size before purchasing. KINDLY NOTE - Please pay attention to the product size before purchasing. √MULTIPURPOSE - This freezer tube box is great for laboratories, classrooms and science institutes, suitable for teachers and scientific researchers. SPECIAL DESIGNED - - This freezer tube box is specially designed for the fixing of sample tubes to prevent sample leakage.