Tlany Black-27x39-70x100 Thermal Window Insulation Curtain

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Product guide

Tlany Black-27x39-70x100 Thermal Window Insulation Curtain

Tlany’s Black-27x39-70x100 thermal window insulation curtain is listed at 27 x 39 inches, with cotton and durable fabric, and is intended to reduce drafts in winter and heat transfer in summer. Its listed window-cover size is larger than the recommended window size, so measure your opening before choosing it.

At a glance

The listing describes a layered window cover with cotton padding and an Oxford fabric outer layer.
Adhesive hook-and-loop fastening is described for installation, with roll-up storage buckles mentioned in the feature text.
The maker recommends the 27 x 39 inch cover for windows up to 24 x 36 inches.
The listing says it can be used alone or alongside curtains or blinds.

Price

$20.50Save 29%

Reference price: ~~$28.99~~

Price checked: Nov 14, 2026

View offer Ahead of Black FridayExplore the selection

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Pros and cons

Pros

The listed cover dimensions leave a margin around the recommended maximum window size, which may help cover the window area.
The stated winter and summer uses make it relevant for buyers seeking seasonal draft and heat control.

Technical specifications

6 specifications

Identity
Brand	Tlany
Model	Black-27x39-70x100

Dimensions and installation
Dimensions listed	39"L x 27"W

Materials and protection
Material listed	Cotton, Durable Fabric
Recommended uses	Thermal Insulation, Draft Prevention (Winter & Summer)
Coverage	7.32 square feet

What to know before buying

Listing details to confirm

The listing identifies the material as “Cotton, Durable Fabric” but also describes an Oxford outer layer and 180g cotton padding. It lists one loop strip and one nail in the component inventory, while the feature text describes adhesive hook-and-loop strips, two black buckles, and an installation method. Confirm the selected listing's contents and fastening details, and check that the cover suits your window.

What’s in the box

Included

27 x 39 inch thermal window cover
1 loop strip
1 nail

Who is it for?

A good fit for

People seeking a removable seasonal cover for a window up to 24 x 36 inches.
Buyers looking for a window draft barrier that can be used with existing curtains or blinds.
RV or home users considering a small window insulation cover.

Less suited to

People whose window opening is larger than the stated fit recommendation.
Buyers who need a permanent window treatment or independently measured insulation performance.

Tlany Black-27x39-70x100 Thermal Window Insulation Curtain · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.3 / 5 · 164 ratings

5 stars70%70%
4 stars16%16%
3 stars4%4%
2 stars2%2%
1 star8%8%

Customer feedback describes the cover as helpful for blocking drafts and improving room temperature, with installation also noted as easy. Attachment is a concern in some feedback, including reports that the hook-and-loop fastener did not stick to the wall. That matters because the listing relies on adhesive fastening, so surface compatibility may affect installation.

Positive themes

Customers describe draft reduction and temperature retention positively.
Installation is described as easy.

Negative themes

Some customers report that the hook-and-loop fastening does not stick securely to the wall.

Frequently asked questions

What window size does the listing recommend?

The maker says the 27 x 39 inch cover best fits windows up to 24 x 36 inches. Measure your window before ordering.

What materials are listed?

The technical details list “Cotton, Durable Fabric.” The feature text also describes an Oxford outer layer and cotton padding, so confirm the material details if they are important to you.

Can it be used in summer?

The listing describes thermal insulation and draft prevention for winter and summer, and says the cover is intended to block heat in summer.

What comes in the package?

The explicit component list names one 27 x 39 inch thermal window cover, one loop strip, and one nail. The feature text also mentions two buckles and hook-and-loop strips, so check the selected listing for the exact kit.