Universal pipette tips are made of Polypropylene (PP) and designed to suit for single and multichannel pipettes for transfering samll amounts of liquid in laboratory. And we supply DNAse/RNAse-free pipette tip, sterile pipette tip,non-sterile pipette tips, graduated pipette tips are suitable for most brands including Glison, Eppendorf, Thermo, BioHit and so on.