Tip, Pipet; Labcon; Eclipse™ FlexTop™, Extended Length, Fits Popular 1000 uL and 1250 uL PipettorsLow mounting and ejection forces less than 3 kgATP, RNase/DNase and Endotoxin Free (non-pyrogenic)Polypropylene USP Class VI resinAutoclavable1000 tips per bag /10 bags per case88.9 mm H.Made in USA..