Keonjinn 20 x 30-Inch Matte Black Rectangular Bathroom Mirror

The Keonjinn 20 x 30-inch bathroom mirror pairs a matte black aluminum frame with tempered glass and a French cleat wall-mount design. Its rectangular format suits a vanity or smaller room, while the supplied dimensions and weight help gauge wall placement.

At a glance

Aluminum alloy frame is described as moisture-proof and rust-resistant.
The listing describes 4mm tempered glass as shatterproof and distortion-free.
Integrated slot and French cleat mounting are designed to hold the mirror close to the wall.
The listed kit includes a bracket, screws, installation manual and two types of drywall anchors.

Price

$49.98Save 17%

Reference price: ~~$59.99~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

The 30-by-20-inch listed dimensions fit a more compact vanity or half bath than a larger full-wall mirror.
French cleat mounting hardware and two types of drywall anchors are listed as included.
The listing specifies a matte black frame and tempered glass, making the principal materials and finish clear.

Technical specifications

13 specifications

Identity and appearance
Brand	Keonjinn
Shape	Rectangular
Frame material	Aluminum
Color	Matte Black
Style	Modern
Finish	Painted
Frame type	Framed

Dimensions and installation
Dimensions listed	30"L x 20"W
Weight listed	8.8 pounds
Mounting type	Wall Mount
Mounting system	French cleat mounting

Glass and features
Glass	4mm thick tempered glass
Additional features	French Cleat Mounting, Rustproof, Seamless Metal Frame, Shatterproof, Tempered Glass

What’s in the box

Included

French cleat bracket
Installation manual
Mirror
Mounting screws
Two types of drywall anchors

Who is it for?

A good fit for

Buyers furnishing a half bath or smaller vanity who want a rectangular matte black wall mirror.
Shoppers who prefer a framed mirror with a metal frame and included French cleat mounting components.

Less suited to

Anyone specifically seeking an illuminated, anti-fog or adjustable-brightness mirror, which this listing does not describe.

Keonjinn 20 x 30-Inch Matte Black Rectangular Bathroom Mirror · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 742 ratings

5 stars82%82%
4 stars8%8%
3 stars3%3%
2 stars2%2%
1 star5%5%

Customer feedback describes the mirror as good quality and notes that its size can make small bathrooms feel larger, including in half baths. Some report it is sturdy without being too heavy. Color feedback is mixed, with brushed nickel praised by some and others saying it does not match polished chrome. Reports on functionality and hanging are also mixed, ranging from easy installation to frustrating experiences. For buyers considering this matte black listing, the feedback suggests weighing the compact size and listed 8.8-pound weight against the possibility of a less straightforward hanging experience. The review summary's color comments concern brushed nickel, so they do not establish how this matte black finish looks in person.

Positive themes

Customers report good perceived quality and value, and some say the mirror suits a half bath and makes a small bathroom seem larger.
Some customers describe its weight as sturdy but manageable.

Mixed feedback

Customer reports about hanging and functionality vary, with some finding installation easy and others describing frustrating experiences.
Color feedback is mixed and specifically mentions brushed nickel compared with polished chrome.

Frequently asked questions

What are the listed dimensions?

The listing gives the dimensions as 30"L x 20"W. Check that orientation and size against the intended wall space.

How does the mirror mount?

It is listed for wall mounting with an integrated slot and French cleat system. The contents list includes a French cleat bracket, screws and two types of drywall anchors.

What materials are specified?

The frame is listed as aluminum, and the feature description identifies 4mm tempered glass.