Joybuy Insights

Buying a pyjama set: materials, fit and styles for women, men and babies

A pyjama set might seem like a straightforward purchase: choose a top and bottoms, select a size and you’re done. In practice, however, vague material descriptions, inconsistent size charts and impractical fastenings can often lead to disappointing purchases. So whether you’re choosing a women’s pyjama set, a men’s pyjama set or a baby pyjama, it’s worth taking a closer look at the product details.

Common pitfalls when buying a pyjama set

1. Marketing terms without specific material details

Terms such as “soft”, “premium” or “breathable” aren’t enough on their own. Look for clear details such as 100% cotton, 98% cotton and 2% elastane, or a specific description of the fabric. Cotton pyjamas can feel very different depending on the weave, fabric weight and finish.

A lightweight fabric works well for a summer pyjama. For cooler rooms, a textured waffle knit or long-sleeved pyjama can provide more warmth. The fabric weight should suit your room temperature and sleeping environment.

2. Sizes aren’t compared like for like

International sizes, EU sizes and body measurements don’t always match. A size M can fit differently depending on the retailer. Before you buy, check:

  • Chest measurement for the top
  • Waist and hip measurements for the bottoms
  • Inside leg measurement for pyjama bottoms
  • Height for baby and children’s sizes
  • The fit you want: close-fitting, regular or relaxed

A two-piece pyjama set should allow you to move freely, without sleeves or trouser legs getting in the way when you’re lying down.

3. Care instructions are overlooked

Pyjamas are washed often. But a label saying “machine washable” doesn’t tell you everything you need to know. Check the recommended washing temperature, whether the item is suitable for tumble drying, any ironing restrictions, and whether it should be dried flat or in the shade.

For delicate knitted fabrics, a low washing temperature and air drying may be best. You should also regularly check baby footed pyjamas for loose threads, stretched-out cuffs and working poppers.

The key things to consider

Material and feel against the skin

Cotton is a practical choice for many people, as this natural fibre can feel comfortable against the skin. When choosing soft pyjamas, the surface texture matters as well as the fibre content. Waffle knit, jersey, muslin and gauze all differ in warmth, weight and stretch.

For baby clothes, parents should pay particular attention to:

  • Clear material details
  • Flat seams or seams that are as unobtrusive as possible
  • Secure fastenings
  • Plenty of room to move
  • Clear care instructions

The LaLoona product description lists 100% cotton. The retailer also states that the product has been tested for harmful substances in accordance with Oeko-Tex Standard 100. This means it has been tested for certain harmful substances; it is not a medical or therapeutic claim.

Warmth, airflow and when you’ll wear it

Breathable nightwear should suit the season and room temperature. Lightweight fabric is better suited to warm nights, while long sleeves and a textured surface may be more comfortable on cooler evenings. Don’t assume that “antibacterial” automatically means there’s a health benefit. Check the specific material and care details instead.

Features and everyday practicality

Practical details can make all the difference:

  • Pockets on men’s pyjamas or a loungewear set
  • An elasticated waistband with a drawstring
  • Cuffs on the sleeves and trouser legs
  • A popper fastening on baby pyjamas
  • Built-in feet on footed baby pyjamas
  • A relaxed fit for comfortable nightwear

If you’ll also wear your pyjama set during the day, look for a neutral design and opaque fabric.

Our picks for different needs

Ideal for: Budget-conscious first-time buyers
BAMBOO COOL Men's Summer Pyjama Set, PJs and Sleepwear

BAMBOO COOL Mens Pajama Set Summer Pjs Sleepwear

Why this product suits this profile: This lightweight summer option is listed as having short sleeves and pockets, and comes with three sets.

How this product avoids the pitfall

The product description gives specific details such as pockets, stretch content and machine-washability, rather than relying solely on general claims about comfort.

Key benefits and features

A lightweight set for warm days, with a regular fit, stretch and easy machine washing according to the product details.

Ideal for: Buyers with high quality standards
Purcotton Women's Waffle Knit Loungewear Set, Sunlight Yellow

Purcotton Women's Waffle Knit Loungewear Set, Sunlight Yellow

Why this product suits this profile: Its material and care details are clearly listed, making it easier to assess before buying.

How this product avoids the pitfall

The description specifies 98% cotton and 2% elastane, includes sizing information and gives clear washing and drying instructions.

Key benefits and features

Waffle knit, an elasticated waistband, an outer pocket, and stated pilling and colour-fastness ratings.

Ideal for: Specific needs and frequent wear
LaLoona Pyjama Set, Beige Polka Dot, 50/56

LaLoona Pajama Set – Beige Polka Dot 50/56

Why this product suits this profile: This set is designed for parents who need practical details to make dressing, changing and washing easier.

How this product avoids the pitfall

The long popper fastening means you don’t have to pull the pyjamas over your baby’s head; the built-in feet and cuffs are also clearly described.

Key benefits and features

Two pyjamas in the set, 100% cotton, machine washable at 40 °C and stated by the retailer to be tumble-dryer safe.

Ideal for: Flexible homewear
IZURIA V-neck printed pyjama set

IZURIA V-Neck Printed Dark Grey Long Sleeved Top and Pants Set

Why this product suits this profile: The relaxed fit and long sleeves suit anyone looking for a set to sleep in and relax at home.

How this product avoids the pitfall

The product page lists chest, waist, hip and inside leg measurements, making it easier to check the fit before ordering.

Key benefits and features

Stretch knit fabric, a V-neck, long sleeves and full-length bottoms; a gentle cold wash is recommended.

Looking for more options?

We’ve put together a complete, regularly updated list of products that meet these strict selection criteria and fully comply with the safety regulations in force in the EU.

Pyjama set FAQs

How do I find the right size for a pyjama set?

Compare the size chart for the product with your own body measurements. For tops, check your chest and shoulders; for bottoms, check your waist, hips and inside leg. For babies, height is usually a more useful starting point than age.

How long does a pyjama usually last?

How long it lasts depends on the material, how often it’s washed, how it’s dried and how well it’s made. A frequently worn set may show wear more quickly around the cuffs, seams and knees. Follow the care label, avoid unnecessarily high temperatures and check the fabric regularly for thinning or loss of shape.

What nightwear is best for warm nights?

For warm nights, consider lightweight fabrics, short sleeves and a relaxed fit. A lightweight summer pyjama shouldn’t feel too tight. The fabric composition, weight and room temperature all matter—not just whether it’s described as “summer” or “breathable”.