Labcon Eclipse FlexTop Low Force pipet tips are designed to fit onto most popular pipettors and eject with forces shown to help reduce the risk of strain injury. By using these Low Force tips you dont have to invest in special pipettors to gain all the advantages of low force pipetting. These ultimate tips feature a uniquely thin and flexible top that conforms to the pipet barrel unlike any other tips. They also include a non-beveled point that is so precise you can easily expel the tiniest amount of sample. And the top mounting is beveled to ensure that multichannel pipettes are easy to mount. FlexTop tip are made of clear 100% virgin polypropylene. Like all Labcon tips these tips are autoclavable along with their racks. Our FlexTop tips in racks are packed in our trademark Teal racks. These racks are made of polypropylene and are autoclavable repeatedly. They have sturdy latch hinges that wont come apart like lesser quality tip racks and a special snap lock designed so that it will not catch on your gloves. You can also get FlexTop tips in resealable zip style bags, in refills for our Pagoda system, in Eclipse style refills, and in racks that have been sterilized using irradiation.