MBP Wide Bore Pipette Tips by Molecular Biology Products are clear polypropylene 200 µL and 1000 µL tips with a wide orifice for cell suspensions, genomic DNA and viscous liquids. The universal fit design seals securely on most pipettors. Choose bulk units of 1,000 tips, ready-to-use racks or sterile racks for clean work. Certified RNase-free, DNase-free and nonpyrogenic.