Mens Pajama Pants

Mens Pajama Pants Long · 100% Cotton · Sizes M–3XL

The pajama pants you notice from the first wear. 100% cotton poplin, timeless classic checkered, two-button fly, side pockets, and elastic waistband with custom band. Loose regular fit designed for real sleep. Part of El Búho Nocturno’s mens pajamas collection. ⭐ Trustpilot 4.7. From 35 €.

Looking for the complete set? See mens pajama shirts, mens pajama shorts or the full mens pajamas.

Why choose El Búho Nocturno pajama pants?

  • 100% cotton poplin — classic fabric, breathable and with great color definition. No synthetic blends.
  • Two-button fly — covered by fabric, fully unbuttons for greater comfort.
  • Two side pockets — functional and well finished on all models.
  • Custom elastic waistband — band made from the same fabric as the pants for better fit and elegance.
  • Loose regular fit — wide legs, European cut designed for total freedom while sleeping.
  • Sizes M–3XL at no extra cost — generous and refined tailoring.
  • Free shipping in 24 hours (>30 € Peninsula) · 30-day returns
  • Trustpilot 4.7 with hundreds of verified reviews

Mens Pajama Pants by Fabric and Season

Fabric Ideal season Print Matches with From
Cotton poplin 🍂 Mid-Season · ☀️ Summer Checkered · Striped · Printed Long/short sleeve T-shirt 35 €
Cotton flannel ❄️ Winter Classic checkered Full winter Pajama 35 €
Cotton Knit 🍂 Mid-Season · ☀️ Summer Checkered · Plain Short sleeve T-shirt 35 €

💡 Size advice: loose regular cut with wide legs designed for comfortable sleeping. If you are between two sizes, choose the smaller one. See the complete size guide.

Pajama Pants Collections by Fabric

🍂 100% Cotton Poplin — Mid-Season and Summer

100% cotton poplin: the classic woven fabric par excellence. Great color definition, wash after wash durability, and soft, pleasant touch. Classic Checkered, striped, and printed patterns in blue, light blue, gray, navy, burgundy, and green. Two-button fly, side pockets, and custom elastic waistband. Pair with the pajama shirts for the perfect set. Sizes M–3XL from €35.

❄️ Cotton Flannel — Winter

100% cotton flannel brushed: maximum warmth and softness for the coldest nights. Classic Checkered patterns in blue, green, burgundy, and gray. Pair with the complete winter pajamas for the perfect set. Sizes M–3XL from €35.

🔧 Features and Craftsmanship
  • 100% cotton poplin — classic woven, breathable, and with great color definition.
  • 100% cotton flannel — brushed, maximum warmth and softness for winter.
  • Cotton Knit — elastic, soft, and fresh for Mid-Season.
  • Two-button fly — covered by fabric, fully unbuttons.
  • Two side pockets — functional and well finished.
  • Custom elastic waistband — band made from the same woven fabric as the pants.
  • Loose regular fit — wide legs, maximum comfort for sleeping.
  • Discreet embroidered logo — clean and timeless finish.
  • Reinforced seams — last for years without deforming or losing color.
🔗 How to Combine It — The Perfect Set

Poplin and knit pants pair perfectly with long or short sleeve pajama shirts. Flannel ones go ideally with full winter pajamas. Complete the set with our premium cotton men's boxer briefs. Prefer shorts? Discover the mens pajama shorts.

🏷️ Why El Búho Nocturno
  • Textile heritage of over 60 years — second and third generations working together.
  • 100% premium cotton — no synthetic blends, no quality compromises.
  • Generous sizes M–3XL — refined European tailoring for all body types.
  • Trustpilot 4.7 ⭐ — thousands of satisfied customers endorse our quality.
  • Shipping in 24 hours · 30-day returns — hassle-free.
🧺 Care and Maintenance

Machine wash at 30 °C, delicate cycle. Air dry — never tumble dry. Do not use bleach. The poplin and knit keep their shape and color wash after wash. The flannel requires a delicate cycle to preserve its brushed feel. Iron at medium temperature if necessary.

What our customers say — Mens Pajama Pants

⭐⭐⭐⭐⭐ Verified buyer · Jun 8, 2026

Ideal pants

"Perfect size, very pleasant woven fabric."

· Checkered Blue Poplin Pants

⭐⭐⭐⭐⭐ Verified buyer · May 25, 2026

Unbeatable quality/price

"Great quality at a reasonable price. Very comfortable garment. Spanish company with excellent service."

· Checkered Blue Poplin Pants

⭐⭐⭐⭐⭐ Verified buyer · Jan 27, 2026

Comfortable classic styling

"Comfortable classic styling. Top customer service, helpful and prompt."

· Striped Blue Poplin Pants

⭐⭐⭐⭐⭐ Verified buyer · Jan 1, 2026

Super comfortable pants

"Very comfortable pants, just as pajama pants should be: loose, comfortable woven fabric, and with a large fly."

· Blue Print Poplin Pants

Frequently Asked Questions about Mens Pajama Pants

Do the pajama pants have pockets?

Yes. All pants include two side pockets and a two-button fly covered by woven fabric. The waistband is elastic with a tape of the same fabric as the pants.

Are the pants sold separately or only in sets?

We have pajama pants both loose and in complete sets. You can combine the pant you prefer with the pajama shirt of your choice, or purchase the complete pajama.

What is the best pajama pant for winter?

The 100% cotton flannel pants are the best option for winter: maximum warmth and softness thanks to the brushed interior. For spring and summer, the poplin or cotton knit ones. Also discover the complete winter pajamas.

Do the pants shrink with washing?

With proper care (washing at 30 °C, delicate cycle, air drying) El Búho Nocturno’s premium cotton pants maintain their shape and size wash after wash. Avoid the dryer to preserve the woven.

How long does shipping take?

Shipping within 24 business hours from order confirmation. Free from €30 in the Peninsula. Also check our outlet for the best deals.

Are they a good gift for men?

A choice that always hits the mark: visible quality from the first touch, premium presentation, and generous sizes M–3XL. Also check out the classic premium mens pajamas for a higher-level gift.

Mens Pajama Pants Premium — El Búho Nocturno

100% Cotton · Sizes M–3XL · 24 h Shipping · Trustpilot 4.7 ⭐ · 30-Day Return

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