Your Bedroom Isn't Dark Enough. Here's the Permanent Fix.
Streetlights. Headlights. Early morning sun at 5am. Even low-level ambient light that bleeds around the edges of standard curtains registers as a circadian signal — telling your brain it's time to be awake. A sleep mask handles your eyes. It doesn't handle the room. When light fills the space around you, your skin photoreceptors and your partner's sleep are both still exposed.
Blackout Curtains eliminate ambient light at the source — the window itself. Thermal-insulated construction blocks both light and temperature transfer, which means your room stays cooler in summer and warmer in winter. One installation, permanent improvement to your sleep environment.
Why It Works
True blackout construction — blocks streetlights, headlights, and early morning sun without bleed at the edges when properly installed
Thermal insulation layer — reduces heat transfer through the window, supporting the cooler bedroom temperature required for deep sleep
Heavy-weight fabric — hangs flat without gaps, unlike lighter curtains that shift with air movement
Machine washable — maintains blackout performance through regular cleaning
Available in 50" x 96" — sized for floor-to-ceiling coverage on standard windows
In the Rest Theory Stack
This product addresses: Light + Temperature
The highest-permanence light solution in the catalog. A sleep mask travels with you — blackout curtains fix your home environment for good. The thermal insulation also contributes to temperature regulation, making this a dual-variable intervention. Pair with the Mulberry Silk Sleep Mask for total coverage in any environment.
