Cordless Blackout Cellular Window Shades 36 in Wide - Room Darkening

Our review of these cordless blackout cellular shades finds them best suited for bedrooms and any room where light blocking and energy savings matter. The single biggest reason to buy is the built-in blackout liner combined with a 1.19 in honeycomb cell that both blocks light and helps regulate temperature; reviewers consistently noted the shades keep rooms darker and cooler. Installation is straightforward for inside- or outside-mounts, and the cordless design makes them a safer choice for homes with children.

Key Features

• Blackout liner: The integrated blackout layer blocks light and UV rays for true room darkening and improved privacy.
• Honeycomb design: The 1.19 in cellular structure traps air to reduce heat transfer, helping keep rooms cooler in summer and warmer in winter.
• Cordless operation: A bottom tab lets the shade lift and lower smoothly for a clean look and safer environment around kids.
• Upgraded spring system: A constant-force spring winder ensures even, noiseless retraction and reduces sagging or rebound over time.
• Flexible mounting: Can be installed inside or outside the window frame with clear measurement guidance for proper fit.
• Noise reduction: The cellular fabric provides a modest sound-dampening effect useful in bedrooms and hallways.

Who It's For

These shades are ideal for homeowners renting or owning bedrooms, nurseries, or any space where blackout performance and a cordless, child-safe design matter. People who prefer a modern, unobtrusive window treatment that also delivers some thermal insulation will appreciate the honeycomb construction and blackout liner.

Those seeking motorized smart shades, very heavy-duty commercial blinds, or exceptionally heavy fabrics for total acoustic isolation should look elsewhere; this product optimizes light blocking and energy efficiency for typical residential windows rather than industrial use.

Pros & Cons

Pros

• Effectively blocks light and UV with the blackout liner for better sleep and privacy.
• Honeycomb cells improve thermal performance, helping keep rooms cooler or warmer as needed.
• Cordless design with upgraded spring system offers smooth, quiet operation and safer use around children.
• Easy installation with inside or outside mount options and clear measurement instructions.

Cons

• Some customers reported mixed impressions of long-term sturdiness, so heavy daily use may show wear sooner than expected.
• Precise measuring is required to ensure a perfect fit, which may be frustrating for first-time installers.

Specifications

Product type	Cordless cellular blackout shades
Width	36 in (model shown)
Height	72 in (H72 option)
Cell size	1.19 in honeycomb
Operation	Cordless bottom tab with upgraded spring system
Mounting	Inside or outside window frame
Primary benefit	Blackout light blocking and improved thermal insulation

Our Verdict

These cordless blackout cellular shades are a solid value for bedrooms and living spaces that need reliable light blocking and modest energy savings. The combination of a blackout liner, 1.19 in honeycomb cells, and an upgraded spring system delivers quiet, even operation and improved temperature control, making them a practical, child-safe choice for most homes.

Frequently Asked Questions

Can these shades be mounted inside my window frame?
Yes; inside mounting requires at least 2 in of window frame depth and the blackout width should be ordered 1/4 in less than the window width.

Do these shades actually block light?
Yes; the fabric includes a blackout liner that customers report effectively darkens rooms and blocks UV rays.

Are they cordless and safe for children?
Yes; the shades use a cordless bottom tab and an upgraded spring mechanism, making them safer for homes with children.