Blackout Double Cell Cellular Shades | Cordless Honeycomb Blinds for Bedroom

⭐ Most Popular Size: The 34" W × 64" H is our best-selling blackout cellular shade — the go-to choice for bedrooms, nurseries, and home theaters where complete darkness and thermal insulation both matter.

Not sure which cellular shade is right for your home? See our Honeycomb Cellular Shades: The Complete Guide for a full breakdown of cell count, fabric types, and room-by-room recommendations.

Key Features:

• True Blackout Performance: Blocks 99%+ of incoming light — ideal for bedrooms, nurseries, shift workers, and anyone who needs consistent darkness for sleep.
• Thermal Insulation: The double cell honeycomb structure traps two layers of air between the window and the room, reducing heat loss in winter and blocking heat gain in summer. For a full breakdown of how this works, see our guide to insulated cellular shades.
• Noise Reduction: The double cell construction absorbs outside noise more effectively than single cell shades — a meaningful difference for street-facing bedrooms and open-plan homes.
• Cordless Design: Clean, safe, and easy to operate — no hanging cords or loops. Ideal for homes with children and pets.
• Custom Sizing: Cut to your exact window measurements for a precise fit that eliminates light gaps at the edges.
• Modern Aesthetic: Minimalist profile complements a wide range of interior styles from Scandinavian to contemporary.

Specifications: Sold individually. Available in custom sizes. Choose from warm neutral tones including white, oat, and soft greige — our most requested colorway is blackout cellular shades white, a clean, versatile finish that suits any bedroom interior.

Frequently Asked Questions

Q: Are blackout cellular shades worth it for a bedroom?
A: Yes — for bedrooms, blackout cellular shades are the most effective combination of light blocking and thermal insulation available in a standard window treatment. The double cell honeycomb structure provides real R-value that flat roller shades and roman shades can't match, and the cordless operation makes them practical for daily use. Popular across US, Canadian, and Australian homes.

Q: How much light do blackout cellular shades block?
A: Our blackout cellular shades block 99%+ of incoming light when properly fitted inside the window frame. For maximum light blockage, an inside mount with precise custom sizing is recommended — this eliminates the edge gaps that cause light leakage with off-the-shelf sizes. For rooms where some natural light is preferred, see our light filtering cellular shades.

Q: Should I choose blackout or light filtering?
A: Blackout is the right choice for bedrooms, nurseries, and media rooms where consistent darkness matters. Light filtering is better for living rooms, dining rooms, and home offices where you want natural light with daytime privacy. Not sure? Our room-by-room comparison guide walks you through the decision.

Q: What’s the difference between single cell and double cell blackout shades?
A: Double cell shades stack two rows of honeycomb air pockets instead of one, providing meaningfully better insulation and sound dampening. For most bedrooms — especially those facing west, north, or a busy street — double cell is worth the upgrade. → Read our Single vs Double Cell comparison guide

Q: Do you offer a TDBU version of these blackout shades?
A: Yes — if you want the option to open from the top for natural light while keeping privacy below, see our TDBU Blackout Cellular Shades. The top-down bottom-up design is especially popular for bedrooms and street-facing windows.

Q: Are these blinds cordless?
A: Yes — the cordless lift system keeps your windows looking clean and modern while being safe for homes with children and pets. No cords, loops, or chains on any product.

Q: What room works best with blackout cellular shades?
A: Bedrooms and nurseries are the most popular application. They’re also a strong choice for home theaters, basement rooms, and any space where light control and insulation both matter. For bay windows, each pane is fitted individually — see our Bay Window Blinds Guide for measuring tips. For sliding glass doors, see our Cellular Shades for Sliding Glass Doors guide.

Q: How do I measure for blackout cellular shades?
A: Measure width at three points (top, middle, bottom) and use the narrowest measurement. Measure height at three points (left, center, right) and use the appropriate reading for your mount type. For a full step-by-step guide, see our window measuring guide or our complete Measuring & Installation Guide.

Q: How long do cellular shades last?
A: Quality cellular shades typically last 7–10 years with normal use and routine maintenance (light dusting or gentle vacuuming). Avoid installing in kitchens or bathrooms where sustained moisture can degrade the fabric over time.

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