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Lydia's Deal

Lydia's Deal RXZER1 Toilet Flapper 2 Pack

  • Shape: Round
  • Material: Rubber, Stainless Steel
  • Item Weight: 0.2 pounds
  • Color: Red-2 Inch

Last refreshed Sep 8, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

Two red rubber flappers sized for 2-inch flush valves, worth it once you've confirmed that's your valve size and want a spare in reserve.

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ASIN: B0C2YQZ3JQModel: RXZER1Category: Toilet Flappers

Overview

This two-pack from Lydia's Deal replaces worn flappers on toilets with a standard 2-inch flush valve, aiming to stop running water and ghost flushing on brands such as Kohler, TOTO and American Standard.

The listing is explicit that this is a 2-inch fit and not 3-inch, so measuring the flush valve opening matters more here than the word universal would suggest. Two flappers in the pack means a spare is already on hand for the next failure or a second bathroom.

  • 2-pack of 2-inch flappers
  • Chlorine-resistant rubber seal
  • Compatible with Kohler, TOTO, American Standard
  • Tool-free installation

Who it's for

Owners of a 2-inch-valve toilet, including many Kohler, TOTO, American Standard and Gerber models, dealing with a running toilet or ghost flushing. It does not fit 3-inch valve toilets.

Pros and cons

Pros
  • Two flappers included as a spare
  • Chlorine-resistant rubber for water exposure
  • No tools needed to install
Cons
  • Fits 2-inch valves only, not 3-inch
  • Red color may not match all tank hardware

Performance notes

The flapper's ears attach to the overflow tube and the chain connects to the flush lever, with chlorine-resistant rubber meant to stay flexible under regular water exposure rather than hardening over time. A properly adjusted chain length is what keeps the seal tight between flushes.

Specifications

BrandLydia's Deal
ModelRXZER1
Dimensions & fit
Item Weight0.2 pounds
Product Dimensions4.1 × 3.3 × 2 inches
Construction & materials
MaterialRubber, Stainless Steel
ColorRed-2 Inch
Included components
Included ComponentsStainless Steel Chain X 2, Toilet Flapper Replacement Kit Black X 2, Stainless Steel Chain X 2
Item Package Quantity1
Other details
ShapeRound
Style2 Pack
Item Model NumberRXZER1
Part NumberRXZER1
PatternFlapper

Frequently asked questions

How many flappers come in the pack?

Two.

What flush valve size does this fit?

A standard 2-inch flush valve opening; it will not fit a 3-inch valve.

Which toilet brands is it compatible with?

Many standard residential toilets including Kohler, TOTO, American Standard and Gerber that use a 2-inch valve.