2Pcs Replacement Part Lids for Ninja Blender, 3.35″ Inner Diameter, Sip Seal Spout Lids Compatible with Ninja 18oz 24oz 32oz Cups, Fit for Ninja Auto-IQ BL450 BL480 BL490 BL640 BL6






Ninja Blender Sip Seal Lids – Amazon Affiliate


🔧 Replacement part vibes
🥤 Sip & Seal style lids

2Pcs Replacement Lids 😅🫧

Honestly, blender lids have a talent for disappearing. One minute you’re sipping smoothies, the next minute you’re hunting for the right top like it’s a missing sock. These replacement sip & seal lids are made to fit compatible Ninja cups so you can get back to blending without the drama.

What this is

This listing includes 2 replacement sip & seal lids designed for compatible Ninja blender cups (including 18oz, 24oz, and 32oz cup sizes). They’re intended to help keep things sealed while you pour, sip, and move around with your blended drinks.

✅ Food-grade PP material
✅ Tight seal design
✅ Hand-wash or dishwasher safe

Compatibility sanity check

The biggest appeal is that these are generic replacement parts meant to match specific Ninja models and cup mouth dimensions.
Before ordering, double-check your blender model and confirm the inner diameter of your cup mouth is compatible.

Note: These are not intended for the 16oz blender cup size.


Product Explanation

These are replacement lids built for Ninja blender cups with a 3.35-inch inner diameter (and an outer diameter listed as 3.58 inches). If your current lid is cracked, missing, or just not sealing the way it used to, a fresh set can be a practical fix—especially if you’re the type who makes smoothies ahead of time and actually takes them on the go.


Key Features

Designed to fit compatible Ninja models

  • Compatibility includes a long list of Ninja blender models (such as BL450/BL480/BL490/BL640/BL680 and BN400/BN750/BN800 series), plus several SS/NN/CT/CL/DB model lines listed by the manufacturer.
  • Intended for Ninja cup sizes listed as 18oz, 24oz, and 32oz.
  • Not fit for 16oz blender cup size (based on the provided fit notes).

Leak-resistant, easy to clean

  • Made from food-grade PP material, meant to be sturdy for regular use.
  • Sealing design aims to help prevent leakage when the lid is tightened properly.
  • Easy to clean: hand washable and dishwasher safe (per the provided info).

What’s in the package

You’ll get 2 sip & seal lids for Ninja blender cups.


Why This Product Exists

This is basically for people who love their Ninja blender… but hate when the lid goes missing, cracks, or stops sealing the way it should.
At some point, most households end up with “the spare parts drawer,” and this is the kind of replacement that helps you get back to using your cups instead of replacing the whole setup.


Best Fit For

You’ll probably like this if you…

  • Need replacement lids for compatible Ninja blender cups.
  • Want a practical backup for smoothies, shakes, or blended drinks.
  • Prefer parts that are easy to clean (hand-wash or dishwasher safe).

You may want to double-check if…

  • Your cup is the 16oz size (these are not intended for that).
  • You’re unsure of the cup mouth inner diameter—confirm the provided fit notes first.
  • You specifically need an original Ninja-branded lid (this is listed as a generic replacement part).


Final Verdict

If you’ve got a compatible Ninja blender cup and you just need lids that seal and make cleanup manageable, these replacement sip & seal lids are a sensible, no-fuss option.
Just make sure your blender model and cup mouth inner diameter match the provided notes—because replacement parts are great, but only when they actually fit.


Required Disclaimers

Affiliate Disclosure: This post contains affiliate links. If you click and make a purchase, I may earn a commission at no additional cost to you.

AI Image Disclaimer: This page does not include any images generated by AI.

AI Content Disclaimer: This content was generated with the help of AI and reviewed for accuracy based on the product details you provided.

Electronics Disclaimer: This product is a blender accessory/replacement part, not an electronic device.

Food Safety Disclaimer: Food-grade materials may be intended for contact with beverages and food, but always follow your blender’s instructions and clean thoroughly before use.

Tool Safety Disclaimer: If your blender is running or still hot, wait for it to stop and cool down before handling lids or parts.

Child Safety Disclaimer: Keep lids and small parts out of reach of children to reduce choking or misuse risk.

Cooling Performance Disclaimer: Not applicable—this is not a cooling or refrigeration product.

Privacy/Surveillance Disclaimer: Not applicable—this product does not include any privacy or surveillance features.


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