US
No7

No7 Stay Perfect Mascara 7ml

  • 7 ml tube
  • Up to 24 hours of wear claimed
  • Waterproof, tear-proof and rain-proof
  • Straight brush for fuller, thicker looking lashes
  • Tubing formula that does not smudge or flake

Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A waterproof tubing mascara with a straight brush, built for lashes that must stay put through tears and rain. Check how it comes off before buying, since the formula is meant not to budge.

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ASIN: B0BRBKKCWQCategory: Mascara

Overview

A bathroom shelf on a wedding morning or a rainy commute is where a waterproof mascara like this earns its place. The No7 formula uses tubular technology to wrap around each lash and deliver volume that does not smudge or flake.

The reason to look is a lash color that survives water, with a straight brush for a fuller look. The limit is that waterproof tubing formulas are harder to take off, and the listing says nothing about taking it off.

Who it's for

Wearers who want volume that lasts from morning to night without checking in the mirror. People who prefer a gentle everyday mascara, or who do not own a remover, may find the formula more than they need.

Pros and cons

Pros
  • Waterproof, tear-proof formula
  • Does not smudge or flake
  • Straight brush for volume
  • Long wear claimed
Cons
  • Built to resist removal
  • Brush shape is fixed

Performance notes

Tubing mascara forms small tubes around each lash that hold the pigment, so water slides off and the color does not run. The straight brush places that coating from root to tip for thicker looking lashes.

Specifications

BrandNo7
Capacity & performance
Item Volume7 mllower than 86% of 51 mascara
Other details
Product BenefitsVolume, fuller and thicker looking lashes
Water Resistance LevelWaterproof, tear-proof, rain-proof
WandStraight brush
Wear timeUp to 24 hours
Special featuresTubing formula

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Frequently asked questions

Is No7 Stay Perfect actually waterproof?

Yes. The listing calls it a waterproof tubing mascara that is tear-proof and rain-proof.

How long does it last?

The listing claims up to 24 hours of wear.

Is it a lengthening mascara?

The listing frames it as a volumizing mascara with a straight brush for fuller, thicker looking lashes.