Cordless Room Darkening Mini Blinds 39.5 in W x 60 in L - Black

In this review of the Lumino cordless mini blinds, the bottom line is simple: these are a practical choice for anyone who wants a neat, inside-mounted blind that blocks more light than a typical light-filtering shade. The reviewer found the biggest reason to buy is the precise, made-in-the-USA customization that delivers an exact fit - this unit will be cut to be exactly 39 in wide to fit a 39.5 in frame - which saves time and avoids gap problems common with off-the-shelf blinds. Installation and cordless safety are also useful benefits in everyday use.

Key Features

• Custom sizing: Cut in the USA to the exact width ordered so the blind fits an inside window frame precisely without the need for trimming at home.
• Room darkening: Thicker 1 in vinyl slats reduce light penetration compared with standard light-filtering shades, improving privacy and sleep conditions.
• Cordless design: Operates without exposed cords for a cleaner look and certified safer use around children and pets.
• Water and moisture resistant: Vinyl construction makes these blinds suitable for bathrooms or kitchens where humidity is a consideration.
• Precision inside-mount fit: Each blind is cut to be 12 in narrower than the ordered width to achieve the recommended inside mount, minimizing installation adjustments.

Who It's For

These blinds suit homeowners or renters who need a reliably sized blind for an inside mount and want a darker room for bedrooms, media rooms, or nurseries. The cordless safety feature makes them a strong option for families with young children or pets, and the vinyl slats are practical for rooms exposed to moisture.

Customers who require blackout-level darkness or premium materials like wood or fabric should look elsewhere; these are room darkening rather than full blackout and use 1 in vinyl slats, which prioritize durability and moisture resistance over luxury finish options.

Pros & Cons

Pros

• Made-to-measure sizing provides a precise inside-mount fit without extra cutting.
• Effective room darkening compared with light-filtering shades, offering better privacy.
• Cordless operation improves safety and gives a clean, modern appearance.
• Durable vinyl slats that resist water and are easy to clean.

Cons

• Not a full blackout solution; some light can still enter at edges or through slats.
• Vinyl material lacks the premium look of wood or fabric blinds for high-end decor.

Specifications

Brand	Lumino
Material	Vinyl
Slat size	1 in
Cut width	Exactly 39 in (for 39.5 in inside frame)
Length	60 in
Mount type	Inside or outside mount
Made	Customized in the USA

Our Verdict

The Lumino cordless room darkening mini blind is a sensible, value-forward choice for rooms that need improved privacy and a neater inside-mounted fit. Its made-in-USA customization and cordless safety features make it especially appealing for families and renters who value convenience and reliable sizing; choose a different material if you want a decorative, premium finish.

Frequently Asked Questions

Will this blind fit my 39.5 in inside window frame?
Yes, this blind is cut to be exactly 39 in wide to provide the correct inside-mount fit for a 39.5 in frame when ordered in this size.

How dark will the room be with these blinds?
They are room darkening and block more light than light-filtering shades, but they are not full blackout; some light may enter at the edges or between slats.

Are these safe for homes with children and pets?
Yes, the cordless design is certified best for kids and eliminates exposed cords, reducing entanglement risk for children and pets.