Cotton Bed Sheets: How to Tell If They're 100% Cotton
15 November 2026
Cotton bed sheets are what most people in the UAE want: breathable, cool and soft. But walk through any bedding aisle and you'll see "cotton rich", "cotton feel", "cotton touch" and "cotton blend", and very few of those are actually 100% cotton. Here's how to read the label, test sheets at home and make sure you're getting real cotton bed sheets.
Label words that don't mean 100% cotton
| Label says | What it usually means |
|---|---|
| 100% cotton | Pure cotton, nothing else |
| Cotton rich | Mostly cotton, blended with polyester |
| Polycotton / cotton blend | A mix of cotton and polyester, often 50/50 |
| Cotton feel / cotton touch | Usually polyester or microfiber made to feel like cotton |
| Microfiber / brushed microfiber | 100% polyester, no cotton at all |
The rule is simple: if the label doesn't say 100% cotton, it isn't.
5 ways to tell if your sheets are 100% cotton
- The water test. Drip a little water onto the fabric. Cotton soaks it up within seconds. Polyester makes it bead and sit on the surface.
- The wrinkle test. Scrunch a corner in your hand for 10 seconds. Cotton wrinkles. Polyester springs back almost smooth.
- The static test. Polyester sheets crackle and cling, especially with the AC on. Cotton doesn't build static.
- The sheen test. Cotton sateen has a soft, low sheen. A very shiny, slippery surface usually means polyester.
- The heat test. Lie on them for 15 minutes. Cotton stays cool and dry. Synthetics feel warm and clammy, which is why so many people wake up hot even with the AC on.
Why it matters in the UAE
- Heat: cotton breathes and wicks away sweat. Polyester traps heat against your skin.
- Sensitive skin: pure cotton is gentle and non-irritating, which matters for children and anyone with sensitive skin.
- Microplastics: polyester and microfiber shed tiny plastic fibres. Cotton is a plant fibre (see do microfiber sheets shed microplastics).
- Durability: good cotton softens with every wash. Cheap blends tend to pill.
Thread count: what's honest and what's not
Thread count is the number of threads in one square inch of fabric. For cotton bed sheets, 300 to 400 is the sweet spot. Claims of 1,000 or more usually come from multi-ply yarns, where several thin threads are twisted together and each one is counted. The sheet ends up heavier and hotter, not softer. Look for single-ply, long-staple cotton instead.
What certifications really tell you
- OEKO-TEX Standard 100: tests for harmful substances. It does not confirm the fabric is 100% cotton.
- Independent lab testing (such as Intertek): checks quality and the claims a brand makes.
- Azo-free dyes: the colours are made without azo dyes that can release harmful chemicals.
And be careful with "Egyptian cotton" labels. Much of what is sold under that name isn't from Egypt (see Egyptian cotton vs Indian cotton). Staple length and honest labelling matter more than origin.
Red flags when buying cotton bed sheets
- "Cotton" in the product name but not on the fabric label
- Thread counts of 1,000 or more at a very low price
- A slippery, very shiny feel
- No fibre content listed online
- Pillowcases that feel different from the sheets (a sign of mixed fabrics)
What our customers say
"I wanted an all weather cotton bedsheet set for summer that feels natural as i am a hot sleeper and feel allergic to fabrics like microfiber. This sheet set from rocketlinen the cotton fabric feels very airy and also premium to touch. Satisfied."
"This is the first time I bought rocketlinen and I'm very happy with the quality. Also, it was very suitable because its pure cotton as my daughter has sensitive skin so we needed a natural fabric."
"Just what I was looking for a good premium sheet for daily use in pure cotton. I am very impressed with the product."
Read more on our reviews page.
100% cotton bed sheets from RocketLinen
Every RocketLinen sheet is 100% long-staple cotton in a 400 thread count sateen weave. No blends, no polyester. They're Intertek tested, OEKO-TEX certified and azo-free, and cut in UAE sizes from Single to Emperor, with made-to-measure for anything else.
Order in Dubai for same-day delivery, or get next-day delivery anywhere in the UAE.
