Features: ✔️ Made of polypropylene, autoclavable ✔️ Available in 10µl, 20ul, 100ul, 200µl, 300ul,1000µl, 5000ul sizes, suitable for standard manual and electronic pipettes ✔️ Regular tips with or without filter Tips available ✔️ Available in racked package (sterile) and bulk package (non-sterile) ✔️ Fits most brands and models of pipettors ✔️ Low retention optional