⚠️Check Compatibility First Ninja Fit Blender Cups Replacement⚠️: Before buying Ninja replacement cups, confirm your model number under the blender’s base starting with BL (e.g., BL660, 1100 watt) ❗Four Tabs Check❗: Before ordering Ninja cups for blender 16 Oz replacement, confirm your original cup has "4 Tabs." Some Ninja models have only 3 tabs or lack single-serve cup compatibility Wide Compatibility Ninja Smoothie Blender Cups Replacement: Ninja cup replacement fits for 1100W (BL660, BL663, BL740), 1500W (BL770, BL771, BL773), & 1200W (BL780, BL810, BL820, BL830, QB3000 Series) Easy to Use & Clean Ninja Blender Cup Replacement: Attach Ninja bullet replacement cups to blender to quickly crush fruits, veggies, nuts, and ice. Dishwasher-safe design makes cleanup effortless Durable & Temperature-Resistant Blender Cup Replacement: Made of strong, heat-resistant materials, our Ninja blender cups replacement 16oz safely handle cold & hot beverages without warping