DescriptionThese inoculating loops feature small size and light weight, easy to control the balance and operate in your experiment operation, can offer you simpler and better using feeling. Made of premium materials with good stability, heat and corrosion resistance, can be used safely and durable for long time using.Features-Color:Blue -Material:Plastic, copper, chromium -Size:19.00X0.50X0.50cm/7.47X0.20X0.20in -Size:6.00X0.10X0.10cm/2.36X0.04X0.04in - This microbiology inoculating rod with rings is good choice for science laboratory equipment. - Easy to replace the inoculating loop, whether it is applied in the laboratory or in the classroom. - Premium materials, good workmanship and great texture, not only stable but also durable, maintain excellent performance. - The rings are fitted with cylindrical tubes that insulate the air and prevent long-term exposure. - Practical inoculation kit is light weight and compact size, one hand can be safely held, quick and effective operation.