Joybuy Insights

Buying Men’s Pyjamas: How to Choose the Right Materials, Fit and Style

Men’s pyjamas should not feel restrictive at night, should retain their shape after washing and should provide enough warmth or allow air to reach the skin, depending on the season. In practice, however, poor purchases are not only caused by differences in materials. Unclear size information, difficult-to-understand performance claims and unsuitable cuts can also mean that a men’s pyjama set barely gets worn.

This buying guide explains which details matter when choosing men’s pyjamas and which styles suit different everyday situations.

Common Buying Mistakes When Choosing Men’s Pyjamas

1. Material names are confused with specific properties

Terms such as bamboo, cooling, soft or premium say little on their own about the actual construction. The key factors are the fibre composition, the weave or knit and the care instructions. Depending on whether it is jersey, flannel, muslin or waffle knit, a cotton pyjama can feel noticeably different.

“Breathable” is not a single, uniformly protected performance standard either. Check whether a specific material composition is provided and whether the description clearly explains the intended use – for example, summer, transitional seasons or winter.

2. Antibacterial claims are often interpreted too broadly

For antibacterial loungewear, the claim should always be treated as a manufacturer’s statement. For example, the manufacturer of the Purcotton knit set states that it has a 7A antibacterial finish and remains effective for up to 150 washes. This is not a medical or therapeutic guarantee, and it does not replace regular washing or suitable personal and textile hygiene.

Also check whether the claim applies to the entire garment and which washing conditions apply.

3. Top and trouser sizes are not always assessed in the same way

With many sets, chest and waist measurements differ. A top may fit in a different size from the trousers. International sizes in particular mean that M, L or XL cannot automatically be equated with a UK or EU clothing size.

Therefore, measure your chest and waist and compare both measurements with the size chart for the relevant item. Purcotton specifically recommends choosing the top size based on chest measurement and the trouser size based on waist measurement.

The Most Important Buying Criteria

Material and season

A lightweight, airy fabric is usually best for warm rooms and summer. Summer men’s pyjamas with short sleeves and shorts may feel more comfortable in higher temperatures than long nightwear. Pockets, an adjustable waistband and an easy-to-use fastening add practical value.

For cooler months, jersey, flannel or waffle knit provide more fabric volume. Flannel is often made from cotton and brushed to raise the fibres, while waffle knit creates additional layers of air through its textured structure. According to the product information, the Purcotton waffle set is made from 98% cotton and 2% elastane.

Cut and freedom of movement

Men’s pyjamas should not dig into your waist when you are lying down. Look for:

  • an elasticated waistband with a drawstring or sufficient room,
  • flat or neatly finished seams,
  • an appropriate leg length,
  • enough room around the shoulders and thighs,
  • a cut that is neither too tight nor unnecessarily loose.

A relaxed fit is often practical for sleeping and relaxing. If you also want to wear men’s loungewear for light leisure activities, popping to the postbox or going for a short walk, look for pockets, cuffs and a slightly more structured fabric.

Care and expected use

Care instructions affect both the time required and the garment’s ability to retain its shape. Cotton styles are often machine washable, but they may shrink if washed at excessively high temperatures. According to the product information, the JBS Jersey Pyjamas set can be washed at up to 40 °C. The Purcotton waffle set, on the other hand, should be washed on a gentle cycle at a maximum of 30 °C, dried in the shade and not tumble-dried.

Breathable pyjamas will only remain comfortable if they can dry completely. Before buying, check the product page for the washing temperature, drying and ironing instructions.

Our Selection by User Profile

Suitable for: Budget-conscious beginners
JBS Jersey Pyjamas Grey S

JBS Jersey Pyjamas Grey S

Why this product suits this profile: Made from 100% cotton, this set offers an easy introduction to classic nightwear and also makes a suitable gift.

How this product avoids the pitfall

The material composition and care instruction of up to 40 °C are clearly specified, making the choice easy to assess.

Main benefit & strengths

100% cotton, classic cut and standard EU sizes.

Suitable for: Quality-conscious shoppers
Purcotton Men's Waffle Knit Loungewear Set Aurora Blue

Purcotton Men's Waffle Knit Loungewear Set, Aurora Blue

Why this product suits this profile: The textured surface, cotton-elastane blend and relaxed fit are designed for loungewear on cooler days and during light activities.

How this product avoids the pitfall

The information on 98% cotton, 2% elastane, the waffle texture and care at 30 °C makes the warmth and required care easier to assess.

Main benefit & strengths

Waffle knit, elasticated drawstring waistband, exterior pocket, plus stated pilling and colour-fastness values.

Suitable for: Specific uses & frequent wear
Purcotton Men's Antibacterial Knit Loungewear Set Cloud Gray

Purcotton Men's Antibacterial Knit Loungewear Set, Cloud Gray

Why this product suits this profile: The 95% cotton blend with 5% elastane and four-way stretch are designed for frequent wear at home and light movement.

How this product avoids the pitfall

The antibacterial property is presented as a manufacturer’s statement with a claimed lifespan of 150 washes, rather than as a blanket hygiene promise.

Main benefit & strengths

Four-way stretch, drawstring waistband, stated moisture-wicking properties and a tag-free label.

Suitable for: Summer wear and separate size selection
BAMBOO COOL Mens Shorts Pj Pyjamas Bottoms for Men

BAMBOO COOL Mens Shorts Pj Pyjamas Bottoms for Men

Why this product suits this profile: The shorts style is ideal for warm nights, weekends at home and situations where short nightwear is preferred.

How this product avoids the pitfall

The product type is clearly identified as pyjama bottoms, while the pockets, button fly and drawstring waistband are described specifically.

Main benefit & strengths

Two pairs of bottoms per pack, adjustable waistband and practical pockets.

Looking for more options?

We have put together a complete, regularly updated list of products that fully meet these strict selection criteria and the safety regulations applicable in the EU.

FAQ About Men’s Pyjamas

Which materials are suitable for men’s pyjamas in summer?

Lightweight cotton, thin jersey or a blend described as lightweight are often suitable options. With men’s shorts pyjamas, the leg length, waistband fit and air circulation are also important. Always check the precise material composition on the product page.

How do I find the right size for men’s pyjamas?

Measure your chest and waist at their fullest points and compare both measurements with the size chart. For sets with separate size options, do not automatically order the top and trousers in the same size. International and EU sizes vary between brands.

How long do cotton pyjamas last?

Their lifespan depends on the fabric quality, frequency of wear, washing temperature, drying method and mechanical stress. Follow the care label, avoid unnecessarily high temperatures and air-dry delicate styles. This helps limit shrinkage, fading and loss of shape.