Upgrade 2 Pack 16oz QB3001SS Replacement Cups Compatible with Ninja Fit Compact Personal Blender, Replacement for Ninja Blender Cups with Scale and Sealing Cap…[ PACKAGE ] 2 Pack 16oz QB3001SS Cups for Ninja blender, has the measurement lines on the side and come with lid. [ BPA FREE & EASY TO CLEAN ] The blender cups replacement Compatible with Ninjia are Made of Eco friendly & non toxic materials, . It can be easily cleaned, with smooth inner and outer walls, not easy to hang food residue. [ FIT THESE MODEL NUMBER BLENDERS ] The ninjia fit blender model number is the following: Fits For Ninja BL660 BL770