Best Muslin Squares UK 2025 — What to Look For

Shopping for the best muslin squares in the UK? You’ll find them everywhere — supermarkets, baby shops, online marketplaces — at prices ranging from £1 per square to £8 or more. So what actually makes a good muslin square, and is there a meaningful difference between a cheap multipack and a premium option? This guide tells you exactly what to look for.

What Makes a Good Muslin Square?

Before we get into recommendations, it helps to understand what separates a genuinely good muslin square from a cheap one. There are four things that matter:

1. Fabric Safety Certification

A muslin square sits against newborn skin for hours every day — as a burp cloth, a bib, a face cloth. Newborn skin is thin, permeable, and absorbs substances from fabrics directly. The gold standard for fabric safety is OEKO-TEX Standard 100 certification, which means every component of the fabric — thread, dye, finishing agents — has been independently tested and verified free from harmful substances.

Many cheap muslin squares carry no certification at all. This doesn’t mean they’re unsafe, but it means you have no independent verification of what’s in them.

2. Fabric Composition

100% cotton is the best choice for muslin squares. It’s naturally breathable, soft, hypoallergenic, and gets softer with every wash rather than deteriorating. Cotton-bamboo blends are a legitimate alternative — bamboo adds natural antibacterial properties and extra softness.

Avoid any polyester content. Polyester reduces breathability and doesn’t soften with washing the way cotton does.

3. Weave Quality and Edge Finishing

The muslin weave should be even and consistent. Hold the square up to the light — you should see a regular open weave pattern throughout. Uneven weaving is a sign of lower quality production.

The edges matter too. Properly finished, overlocked edges prevent fraying through repeated washing. Cheap muslin squares often start fraying within a few washes, leaving threads that can be a hazard near a baby’s face.

4. Size

Standard muslin squares are 70x70cm — this is the size that works for all the everyday uses: burp cloth, bib, face cloth, changing mat liner, light blanket. Some brands sell smaller squares (60x60cm) that work less well for most of these purposes.

Note: if you’re looking for something to swaddle with, you need a muslin swaddle (120x120cm), not a muslin square — a square is too small to wrap safely.

How Many Do You Need?

Most UK parents find 6-10 muslin squares is the right starting point. In the newborn stage, you’ll go through 4-6 per day — feeding, winding, nappy changes, and general mess. Having enough to rotate through without running out makes the early weeks significantly easier.

What to Avoid

Very cheap multipacks — a pack of 10 for £5 almost certainly means corners have been cut on fabric certification, weave quality, or both. The cost per unit doesn’t allow for OEKO-TEX certified cotton at scale.

Unlisted fabric composition — if a product listing doesn’t clearly state what it’s made from, that’s a red flag.

No brand transparency — where is it made? What exactly is it made from? Brands that can’t answer these questions clearly haven’t asked them.

Do Muslin Squares Get Softer with Washing?

Good quality cotton muslin squares do — noticeably so. After 5-10 washes, a well-made muslin square should feel significantly softer than when new. This is one of the markers of quality: cheap muslin often pills, loses its softness, or starts to thin and fray after repeated washing.

Washing at 40°C with a gentle, fragrance-free detergent is recommended for anything going near newborn skin.

Deux Lapins Muslin Squares

Our muslin squares are made from 100% OEKO-TEX certified cotton — independently verified safe for newborn skin. They’re finished with properly overlocked edges, designed to last through hundreds of washes, and come in our signature hand-drawn bunny print that actually makes you want to keep them out on display.

They’re also one of the most practical baby shower gifts you can give — universally useful, genuinely lovely, and something every new parent will reach for every single day.

Browse Deux Lapins Muslin Squares →

Sources: OEKO-TEX Standard 100 · NHS Baby Care Guidance