Features: The inoculating loop is made of durable nichrome,can be flame sterilizing. Easily manageable while being long enough to dissipate lots of heat,and ideal for Laboratory, Classroom, or Science Fair Project.Ideal for selecting, inoculating, or transferring microbiological samples. Vacuum-gas plasma surface treated, allowing liquid or solid culture medium to attach. These inoculating loops are very handy for transferring to and from test tube cultures in the lab,they are really useful tools in inoculating experiment. Specification: Condition:100% Brand NewMaterial: Nickel-chromium wireColor: As shown in the pictureSize: Approx.2mm / 0.1in, 3mm / 0.1in, 4mm / 0.2in, 5mm / 0.2in(Optional)Package List: 50 x Inoculating Loop .