McKesson Inoculating Loop 1 µL High Impact Polystyrene Integrated Handle Sterile (1175306_CS) 1000/CSDisposables for collection and inoculation by streaking or puncturing methods. Smooth construction facilitates uniform streaking of culture media. Loop combinations have an integrated loop needle design, eliminating the need for a separate needle. Flexible feel media type. Integrated handle. Sterilized by gamma irradiation. Light green. There are 25 calibrated inoculating loops in a tamper evident resealable bag.