40in x 64in White Cordless Cellular Shades - Top Down Bottom Up

In this review the LazBlinds cordless cellular shade in White (40in by 64in nominal) stands out as a practical choice for renters and homeowners who need a neat, cordless window covering that is simple to mount without drilling. The biggest reason to buy is the patented No Tools-No Drill system that installs from the inside in under a minute while still providing the familiar top down bottom up flexibility to control privacy and light. The shade is light filtering with thermal insulation benefits and a non-sagging honeycomb structure, making it useful year-round.

Key Features

• Inside mount only: Designed for inside mount installation with a standard 3/8in deduction so the delivered blind fits a framed window opening precisely.
• No Tools-No Drill system: Patented hardware lets the shade install in about 30 seconds without screws or brackets, which is ideal for renters and people who want an easy setup.
• Cordless safety: The cord-free design keeps the window area tidy and reduces hazards for children and pets while making raising and lowering straightforward.
• Top down bottom up: The TDBU function and mechanical stopper let you lower the top or raise the bottom independently for customized light and airflow control.
• Thermal honeycomb cells: Non-sagging cellular structure improves insulation to help keep heat out in summer and retain warmth in winter while also reducing outside noise.
• Light filtering fabric: Soft non-woven polyester provides privacy while still allowing a pleasant, diffused light into living spaces.

Who It's For

The shade suits renters, landlords, and homeowners who need a no-damage installation and value a clean cordless look; the quick, tool-free fit is a major benefit if you move frequently or dislike drilling. It's also a good pick for families with children or pets because the cordless design improves safety compared with corded shades.

It is best for windows that meet the inside mount depth requirement (minimum 1 1/5in) and widths around 39.7 to 40.6in after the shade's spring rod expansion; those needing an outside mount, blackout performance, or motorized controls should look elsewhere.

Pros & Cons

Pros

• Easy, tool-free installation that most users report takes only minutes and leaves no holes in the frame.
• Clean cordless appearance that provides safe operation for children and pets while still being simple to adjust.
• Effective light filtering and thermal insulation from the honeycomb cells, improving comfort and reducing noise.
• Helpful top down bottom up functionality for flexible privacy and daylight control.

Cons

• Designed for inside mount only, so it will not work for windows that require an outside mount.
• The inside mount requires at least 1 1/5in frame depth, which can rule out very shallow sills.

Specifications

Brand	LazBlinds
Model Type	Cordless Cellular Shades, Top Down Bottom Up
Nominal Size	40in W x 64in H
Actual Blind Size	39 5/8in W x 64in H
Fitting Width Range	Fits window widths 39.7in to 40.6in (spring rod extends up to 1in)
Mount	Inside mount only (minimum 1 1/5in frame depth)
Fabric	Light filtering non-woven polyester honeycomb

Our Verdict

The LazBlinds 40in x 64in cordless cellular shade is a practical, value-focused option for anyone who needs quick, no-damage installation and reliable light filtering with thermal benefits. Its No Tools-No Drill system and cordless safety make it especially well suited to renters and family rooms, while the TDBU function adds useful flexibility. If you need an inside-mount, light-filtering solution that looks neat and installs in minutes, this is a solid choice.

Frequently Asked Questions

Can this shade be installed without drilling?
Yes, the patented No Tools-No Drill system installs the shade from the inside without screws, brackets, or holes in the frame.

Will it fit my window that is exactly 40in wide?
The actual blind is 39 5/8in wide and the spring rod extends up to about 1in total, so it fits window widths roughly 39.7in to 40.6in.

Is this blackout?
No, this is a light filtering cellular shade designed to provide privacy and diffuse light rather than full blackout.