Polyether foam SG 35 (medium firmness): custom cut
- Free shipping
- High quality
- Fast delivery
The versatile all-rounder: SG35 polyether delivers balanced comfort and support at a friendly price, custom-cut to your measurements. Ideal for moderate-use cushions and mattress layers.
Why you’ll love it
✔️ Balanced support — medium feel for a wide range of uses
✔️ Great value & durability — dependable performance without the premium price
✔️ Custom cut — exact length, width and thickness for a perfect fit
✔️ Consistent quality — even feel across the surface
✔️ Easy to upholster — cuts cleanly and holds shape well
Best for
✔️ Daily-light to moderate-use seat and back cushions
✔️ Camper, caravan and boat cushions
✔️ Guest beds and mattress comfort layers
✔️ Benches/window seats used a few hours per day
Tip: Want plusher comfort? Add a 3–5 cm memory-foam topper over SG35 for extra pressure relief.
Lifespan
Lifespan
Polyether SG35 has a lifespan of 5 to 8 years under normal use.
Dimensions
Dimensions
This product is custom-made. You can choose from the following ranges:
- 10 – 300 cm
- 10 – 140 cm
- 3 – 20 cm
Looking for a larger size? Contact us — we’ll be happy to explore the options with you.
Note: Foam larger than 200 cm is glued by default. A size deviation of 1 to 2 mm may occur.
Applications
Applications
Polyether SG35 is suitable for cushions and other applications that are not used intensively on a daily basis. It is resilient, flexible, and offers good support — but has a shorter lifespan compared to foams designed for heavy, everyday use.
Forming
Forming
After shipping, the foam usually needs one day to return to its original shape and size.
Colour
Colour
The color of this product may differ from the image shown.












Exactly in your desired size
We can cut foam to any desired size accurate to the millimetre
Made in the EU
Our products are made in Europe, allowing us to guarantee fast delivery and the highest quality.
Cheaper, more fun, and more sustainable than buying new
Is your sofa or cushion no longer comfortable?
Repairing is cheaper and more sustainable than buying new.
With fresh filling, your furniture or cushion will feel like new again.
For both private and business customers
We offer fast and reliable delivery for both private and business customers. Whether it’s a small parcel or a large shipment, we ensure your products arrive on time and in perfect condition.

For all imaginable applications
Make your own garden cushions, refill your sofa, or create a soft dog bed? Our products are suitable for countless applications.
Curious which type of foam is best for your project? Check out our “Applications” section. Don’t see your application listed? Feel free to contact one of our product specialists for tailored advice.
Soft and responsive
memory foam SG50 is a popular choice for mattresses.
Medium firmness
Polyether SG35 and cold foam SG40 both offer a medium level of firmness.
Very firm
The firmest types of foam are Polypress SG120, Polyether SG40, and SG25.
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Did you know?
Foam rubber can significantly extend the life of your furniture. By replacing only the worn-out filling instead of buying entirely new cushions or sofas, you reduce waste and minimize your environmental footprint. It's a simple and sustainable way to keep your comfort – and the planet – in great shape.
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