Organic Cotton Sheets
Organic Cotton Sheets
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Silky-smooth sheets made from long-staple, GOTS-certified organic cotton woven in a luxurious sateen finish. These sheets feel soft and inviting from the first night and only get better with time.
The sateen weave creates a subtle sheen and drapes beautifully on your bed, resisting wrinkles while maintaining breathability. Free from harsh chemicals, synthetic finishes, and toxic dyes, these sheets are gentle on sensitive skin and kind to the planet.
Designed for everyday comfort that lasts—naturally breathable, durable, and softer with every wash.
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Materials
Materials
- 100% GOTS-Certified Organic Cotton: Long-staple fibers woven in a smooth sateen finish for a soft, breathable feel
- 300 Thread Count: Balanced for comfort, durability, and everyday use
Specifications
Specifications
- Fitted sheet features elastic all around and double-stitched corners
- Fits mattresses up to 18" deep
- Pre-shrunk for best performance
- Pillowcases feature an envelope closure
- Finished with a 4" hem
- Sheet set includes:
1 flat sheet, 1 fitted sheet, 2 pillowcases (1 pillowcase for Twin)
Shipping & Assembly
Shipping & Assembly
Sunshine Mattress Co. ships to all addresses in Canada. Most accessories are in stock. A customer service specialist will contact you to prior to shipping and will provide tracking details of your order.
Sunshine Guarantee
Sunshine Guarantee
We build every product with the finest organic materials and the highest standards of care. If you ever find a defect, just reach out by phone or email — we’ll make it right.
Product Care
Product Care
Machine wash warm with a gentle, biodegradable detergent. Tumble dry on low heat. Remove promptly to reduce wrinkles. Do not bleach. If desired, iron on low heat.

Sunshine Beneifts
Adjustable Support
Customizable support layers allow you to fine-tune firmness on each side, before or after purchase, as your needs change.
Made in Canada
Designed and manufactured locally using certified organic materials, with close attention to quality, craftsmanship, and responsible production.
Temperature Control
Breathable natural materials help regulate temperature and manage moisture for more comfortable sleep year-round.
Long-Lasting Comfort
Durable materials and modular design help maintain comfort and support over time, reducing the need for premature replacement.
No Toxic Off-Gassing
Made without polyurethane foams, chemical flame retardants, or synthetic fillers—supporting cleaner indoor air and a healthier sleep environment.
FAQs
Why is organic cotton better for skin?
Organic cotton is grown without harsh pesticides, chemicals, or synthetic finishes, making it gentler and less irritating for sensitive skin. The natural fibers are breathable and hypoallergenic, reducing the risk of skin reactions or irritation.
Do sateen sheets wrinkle?
Sateen naturally resists wrinkles better than other cotton weaves thanks to its smooth, tightly woven construction. While some light wrinkling may occur, sateen maintains a polished, luxurious look with minimal effort.
What thread count is this bedding?
Our organic cotton bedding is 300 thread count, which provides the perfect balance of softness and breathability. This thread count allows maximum airflow, keeping you cool and comfortable throughout the night—unlike higher thread counts that can trap heat.