16oz Replacement Cups for Ninja QB3001SS Fit Compact Personal Blender, with Lids- 2 Pack.2 Pack 16oz QB3001SS Cups for Ninja blender, has the measurement lines on the side and come with lid. Excellent quality and heavy duty, exact same quality of cups and lids as the original set that comes with the blender, BAP Free. The Lid seals up great, as long as you screw it on right. Easy to Use Ninja Professional Blender Cups Simply attaches blender cups for shakes and smoothies with your blender. It can be easily cleaned, with smooth inner and