Quiet the room. In about 5 minutes.
Most sound-blocking curtains leave gaps around the edges, letting outside noise slip through between the fabric and window frame. The KK1440 solves this with magnetic edges that secure the curtain flush against your window frame for a closer, more complete seal — no rod and no drilling required.
Heads up: This listing is for 1 curtain panel. Most windows need 2 panels for full coverage. Pick the 2-panel option if your window has two sides. How the magnetic seal works 1Stick the metal stripsAdhesive metal strips peel and stick to the inside edge of your window frame. Takes 2 minutes. 2Snap the curtain onMagnets sewn into the curtain edges snap onto the metal strips, pulling fabric flat against the wall. 3Seal closesThe magnetic edge closes the gap that ordinary curtains leave open — no light, no draft, less noise. 4Remove anytimePull the curtain off in seconds for cleaning or daylight, then snap it back into place. Works on wood, drywall, plaster, and most painted frames. Your window doesn't need a metal frame — the included strips do that job.
What it does 100% blackout. Triple-layer fabric blocks daylight, streetlights, and headlights. Tested in noon sun on a south-facing window. Noise reduction. Dense layers absorb mid- and high-frequency sound: traffic, voices, lawnmowers, dogs. Best results when the curtain fully overlaps the frame. Thermal insulation. Cuts heat transfer through the window. Keeps bedrooms cooler in summer and reduces drafts in winter. Honest note: Curtains alone won't fully silence bass, drumming, or a freight train. For maximum noise reduction, pair with our acoustic wall panels or door kit. Specs Material Triple-layer polyester (blackout + insulation + lining) Magnets Sewn into all four edges of the curtain Mounting Self-adhesive metal strips (included) — no drilling Color Gray Care Machine wash cold, low heat or air dry Pack 1 panel (most windows need 2 panels) Measure your window frame, then add 4 in (10 cm) on each side so the magnetic edge fully overlaps the wall.
This product is sold brand new. A manufacturer warranty applies only when the manufacturer provides one for this item.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.
(in) (cm) Best for 24 × 55 in 60 × 140 cm Small bedroom or bathroom windows 28 × 51 in 70 × 130 cm Standard bedroom windows 31 × 47 in 80 × 120 cm Wide bedroom or office windows 39 × 49 in 100 × 125 cm Large bedroom or living room windows 59 × 38 in 150 × 100 cm Wide horizontal or basement windows What's in the box No rod. No drill. No contractor. Renter-safe.
Made for Night-shift workers Light sleepers Nurseries Home theaters Bedrooms on noisy streets Hotel-style rooms RVs and campers Renters who can't drill 100-Day Returns If the curtain doesn't darken your room or the magnets don't hold, send it back within 100 days for a full refund.
Sold to 100,000+ customers worldwide. We can offer this guarantee because the install holds on standard window frames.
Frequently asked questions (click to expand ▾) How is this different from a regular blackout curtain? Regular curtains hang from a rod and leak light around the edges. The KK1440 uses magnets to lock flush against your window frame — sealing the gap where light and noise sneak through.
Do I need a metal window frame? No. The kit includes self-adhesive metal strips that stick to wood, drywall, plaster, or painted frames. The magnets in the curtain attach to those strips.
How many panels do I need for my window? Most windows need 2 panels — one for each side of a standard double-hung window. A single panel covers small bathroom or basement windows. Pick the 2-panel option for full coverage.
Will this work for a baby nursery? Yes — full blackout makes daytime naps possible. The curtain is also machine-washable, which matters for nurseries.
Will it actually block traffic noise? It noticeably reduces mid- and high-frequency noise (voices, traffic hum, lawnmowers). It won't fully silence deep bass or heavy machinery — for that, treat the walls and door too.
Does the adhesive damage the wall or paint? Designed for clean removal on standard interior finishes. Test a small hidden corner for 24 hours first if you're unsure — paint quality varies.
Can I remove and reattach the curtain easily? Yes. The magnets release in seconds, then snap back when you want light blocked again. Great for rooms you only blackout at night.
Is it machine washable? Yes. Cold cycle, low heat or air dry. The magnets are sewn in — they stay put through normal washing.
What's the warranty and return policy? 100-day returns, no questions asked. Defective or damaged items replaced free of charge.
How fast does it ship? Ships in 1 business day. Delivery is 5–12 days depending on your location. on orders over $99.
This product is sold brand new. A manufacturer warranty applies only when the manufacturer provides one for this item.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.