110 products
Men's pyjamas and clothing in big sizes 4XL and 5XL
All our styles available in big sizes 4XL and 5XL: men's pyjamas, dressing gowns, boxers, polos and shirts, with the same classic design and fabrics as the rest of the collection. Trustpilot 4.8 ⭐
Shop by item: winter pyjamas · flannel pyjamas · dressing gowns · boxers · shirts.
Size conversion
Product pages show the numbered size next to the letter size:
| Item | Size | Equals |
|---|---|---|
| Pyjamas and dressing gowns | Size 7 | 3XL |
| Pyjamas and dressing gowns | Size 8 | 4XL |
| Pyjamas | Size 9 | 5XL |
| Boxers | Size 60 | 3XL |
| Boxers | Size 64 | 4XL |
Compare your chest and waist measurements with the size chart before choosing.
What you will find in big sizes
- Winter pyjamas in velvet, jersey and flannel, up to 5XL depending on the style.
- Flannel pyjamas in 100% cotton with notch collar.
- Men's dressing gowns in flannel and fleece, up to 4XL depending on the style.
- Cotton boxers in 4XL (size 64).
- Shirts and polos for men in big sizes.
A comfortable fit for sleeping
Our pyjamas have a regular, relaxed fit, designed for unrestricted sleep. Availability of each size is shown on each product page.
What our customers say
“He comprado 4 pijamas desde Australia y tengo que decir que esa calidad a ese precio no se encuentra fácilmente. Las prendas están acabadas con un detalle propio de prendas mucho más caras. El tallaje es internacional.”
Laura S.P. · Jersey pyjama set, blue · 8/6/2026
“Magnífica calidad y talla justa, sienta como un guante, como hecho a la medida.”
Patricia G.L. · Printed poplin pyjama set, navy · 3/11/2025
“Magnifica calidad y muy buen servicio. Compra acertada y recomendable. El Buho Nocturno siempre es una compra excelente.”
JBal · Plain piqué polo, navy · 13/9/2026
Verified reviews shown in their original language.
Big sizes FAQ
What is the largest pyjama size?
Many styles go up to 5XL (size 9). Dressing gowns and boxers go up to 4XL depending on the style. Each product page lists the available sizes.
What are sizes 8 and 9?
Size 8 is 4XL and size 9 is 5XL. For boxers, size 64 is 4XL.
How do I find my size?
Measure your chest and waist and compare them with the size chart. If you are between two sizes, compare with a garment that fits you comfortably.
Can I return it if it doesn't fit?
Yes, you have 30 days to return it.
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