The Sheet Set - 100% French Flax Linen
The Sheet Set - 100% French Flax Linen
Size Chart
| AU Size | Duvet Cover | Flat Sheet | Fitted Sheet | Pillowcase |
|---|---|---|---|---|
| Single Size | 140 x 210 cm | 180 x 254 cm | 91 x 193 x 35 cm | 50 x 75 cm |
| Double Size | 180 x 210 cm | 228 x 254 cm | 137 x 193 x 35 cm | 50 x 75 cm |
| Queen Size | 210 x 210 cm | 245 x 274 cm | 152 x 203 x 35 cm | 50 x 75 cm |
| King Size | 240 x 210 cm | 260 x 274 cm | 183 x 203 x 35 cm | 50 x 75 cm |
| XL King Size | 260 x 240 cm | 250 x 270 cm | 200 x 200 x 40 cm | 50 x 75 cm |
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Better days begin the night before.
Your sleep environment plays a direct role in how deeply your body rests, repairs, and restores. The 100% French Flax Linen Sheet Set is designed for those who treat sleep as a foundation for energy, clarity, and performance.
Pure materials. Intelligent comfort. Elevated sleep.
Linen is naturally engineered for optimal sleep conditions. The structure of flax fibers allows constant airflow, helping regulate body temperature and prevent heat buildup throughout the night.
This creates a balanced sleep microclimate that supports deeper, more restorative rest.
Unlike synthetic fabrics or heavy cotton, linen adapts to your body and environment — helping your sleep stay undisturbed.

Our French flax linen sheet set transforms your bed into a sleep system designed for recovery and calm.
Each piece works together to create a breathable, balanced sleep environment that helps your body stay relaxed and comfortable all night.
Our linen is:
• Naturally thermoregulating for consistent sleep temperature
• Breathable and moisture-wicking to prevent overheating
• Exceptionally durable, designed to last for years
• Hypoallergenic and skin-friendly
• Sustainably grown flax, requiring far less water than cotton
• Oeko-Tex certified
The result: deeper sleep, better recovery, and mornings that start with more clarity and energy.
Because when sleep improves, everything else does too.
The Sheet Set includes 4 pieces: 1 Fitted sheet, 1 Flat sheet, 2 standard pillowcases.
Upgrade the foundation of your sleep.
Experience the complete 100% French Flax Linen Sheet Set and create the sleep environment your body deserves.
Why should I sleep on Linen?
Why should I sleep on Linen?
Naturally breathable & temperature-regulating: Keeps you cool in summer and warm in winter.
Moisture-wicking: Absorbs humidity and sweat without feeling damp, making it great for hot sleepers.
Softens over time: Linen becomes softer and more comfortable with every wash.
Highly durable: One of the strongest natural fibres, designed to last for years.
Hypoallergenic & antibacterial: Gentle on sensitive skin and naturally resistant to bacteria, they won't smell like mold in your cupboard like cotton sheets do.
Sustainable: Made from flax, a low-water crop, and fully biodegradable.
Effortless luxury: A relaxed, timeless texture that elevates any bedroom.
Check out our Linen education page if you want to nerd out on all the Linen benefits.
Washing Instructions
Washing Instructions
Washing Machine: Gentle cycle and cold water. Use a natural/bio-degradable detergent if possible. Alternatively, you can use half of the recommended dose of your normal washing liquid.
Dryer: Low temperature and quick cycle (keep in mind that linen dries easily, so keep an eye to not over dry your sheets).
Check out our Washing & Care Guide to make your linens last for decades.
Shipping
Shipping
We kindly offer FREE Standard Shipping in Australia and other 27 countries. Please check our full Shipping Policy to check the destinations we cover and the expected timeframes.
If you'd like express shipping, please reach out to contact@casalinu.com and we can arrange it.
Return Policy
Return Policy
CASA LINU offers a 14-day return policy on all products to ensure your utmost satisfaction. You can exchange or request a refund in case of faulty products. Please reach out to contact@casalinu.com
You can check our full Refund Policy here.
Customer Service
Customer Service
You can reach out to our e-mail contact@casalinu.com
or call us on +61 423428839 from Monday to Friday 9am to 6pm AEST.
Secure Check-out
Secure Check-out
Shop with peace of mind: our secure check-out process uses SSL encryption and supports all major credit cards, PayPal, Google Pay, Apple Pay and Shop Pay.

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From Pharaohs to Labs: The Cellular Secrets of ...
For thousands of years, humans have turned to flax (Linum usitatissimum) not just for food, but as a material intimately connected to life, and even death. Ancient Egyptians wrapped their...
From Pharaohs to Labs: The Cellular Secrets of ...
For thousands of years, humans have turned to flax (Linum usitatissimum) not just for food, but as a material intimately connected to life, and even death. Ancient Egyptians wrapped their...
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The Science of Linen: Why It’s the Ultimate Sle...
Sleep is not just about hours in bed. The microclimate around your body, how heat and moisture are managed, and how your skin interacts with bedding all influence recovery, hormonal...
The Science of Linen: Why It’s the Ultimate Sle...
Sleep is not just about hours in bed. The microclimate around your body, how heat and moisture are managed, and how your skin interacts with bedding all influence recovery, hormonal...
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Why linen actually becomes stronger when wet?
Here is a lesser-known fact about one of the oldest textiles on Earth: linen actually becomes stronger when it gets wet. This is unusual. Most natural fibers lose strength when...
Why linen actually becomes stronger when wet?
Here is a lesser-known fact about one of the oldest textiles on Earth: linen actually becomes stronger when it gets wet. This is unusual. Most natural fibers lose strength when...





