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By Joybuy Product Recommendation Officer | July 22, 2026
Long summer days, bright streetlights, or just a light sleeper? For many, a dark bedroom is essential for a good night's rest. Blackout curtains are a practical solution. They not only block light but also offer extra privacy, muffle outside noise, and can even help lower your energy bills.
But the options are vast, from classic bedroom curtains to a sleek blackout roller blind. In this guide, we'll help you make the right choice for your situation, focusing on product specifications and practical features, without the marketing fluff.
Before making a decision, it's helpful to consider a few key factors. This ensures you choose a product that perfectly matches your needs.
The terms are often used interchangeably, but there is a difference. Most room-darkening curtains block a significant amount of light (typically between 85% and 95%), which is enough for most people to create a dark room. Blackout curtains go a step further. These are often equipped with a special coating on the back that, according to the manufacturer, blocks 100% of light. This is ideal if you need absolute darkness, for instance, for a home cinema or if you sleep during the day.
Good window treatments do more than just block light. Many blackout curtains also function as insulating curtains. These thermal curtains are made from a thicker, often multi-layered fabric (like 'triple weave' technology) that helps keep heat out in the summer and in during the winter. This can make a noticeable difference on your energy bill. Pay attention to the material; polyester is a popular choice due to its durability and ease of maintenance.
How do you want to hang the curtains? Eyelet curtains (also known as grommet curtains) are very popular. You simply slide them onto a curtain rod, and they fall into beautiful, even folds. Another option is a blackout roller blind. This provides a sleek, minimalist look and takes up very little space. However, installation usually requires drilling into the wall or window frame.
Based on functionality, material, and ease of installation, we have highlighted some popular choices for you.
Why It Stands Out: These curtains combine functionality with a sustainable aspect. According to the manufacturer, PONY DANCE, the 'triple weave' technology blocks 85-95% of sunlight and UV rays. Additionally, the product is made of 100% polyester, with at least 50% of it being from recycled materials.
Key Features:
Who It's For? Anyone looking for a reliable, ready-made solution for the bedroom or living room. The neutral grey colour and simple design fit into almost any interior. A great choice if you value both functionality and more sustainable materials.
Why It Stands Out: This model proves that functional bedroom curtains can also be decorative. The grey base features a subtle geometric pattern in silver foil, giving it a modern and chic look.
Key Features:
Who It's For? Those who want to combine functionality with design. If you see blackout curtains not just as a necessity but as part of your interior styling, this is an interesting option. Perfect for a modern bedroom or a living room where ambiance is key.
Why It Stands Out: This is a blackout roller blind that offers 100% light reduction, according to the manufacturer VidaXL. The back is coated with a thermoplastic silver layer. This makes it a true blackout product with strong thermal properties.
Key Features:
Who It's For? Ideal for people who need absolute darkness, such as shift workers, families with young children who nap during the day, or for use in a home cinema. Also a great choice if you prefer sleek, modern window decor over traditional curtains.
The right window treatment is highly personal and depends on your window dimensions, interior style, and specific needs. Is your window a bit different, or are you looking for a specific colour or material?
Check out our full range for more options, from shutters to various types of curtains.
Discover more in the bay window shutters and curtains category
Room-darkening curtains are made of a heavy, densely woven fabric that blocks the majority of light (usually 85-95%). Blackout curtains often have an additional synthetic coating on the back designed to block 100% of light, making the room completely dark.
Yes, many blackout curtains also have insulating curtains properties. The thick fabric or special coating acts as a barrier that helps keep the sun's heat out in the summer and the furnace's heat in during the winter. These are also known as thermal curtains.
For the width, it is recommended to take 1.5 to 2 times the width of your curtain rod. This ensures a beautiful, full look when the curtains are closed. For the length, measure from the top of the rod to where you want the curtains to end: just above the windowsill, below it, or to the floor for a classic look. For a blackout roller blind, remember to account for the width of the mechanism, which is often slightly wider than the fabric itself.
