1. Tips are made of medical grade polypropylene. 2. 20μl, 200μl, and 1000μl tips. 3. Tips with/out filters, non/low retention all available. 4. Non-low retention tips undergo a coating-free treatment and will not contaminate samples. 5. User-friendly labels on tip racks enable convenient usage. 6. Made in Bioclean room; DNase & RNase Free, non-pyrogen. 8. Sterile SAL 10-6.