Striped
Black
Black and Blue

Allen Performance Swim Brief — Multipack

Regular price$18.00
/

Cor
Tamanho
Quantidade
  • Free shipping
  • In stock, ready to ship
  • Inventory on the way
Performance Swimwear

Fast. Resistant. Built for Water.

Engineered for the pool and the beach — designed to perform and last.

Free Shipping in Europe
30-Day Money-Back Guarantee
Secure Payment
VAT Included
Allen Swim Brief — Fabric Detail

Fabric Close-Up

Quality You Can See. And Feel.

01 —

Quick Dry.
Always Ready.

Advanced fabric that dries in minutes — whether you're moving between pool and beach or heading back to the city. No discomfort, no heavy weight, no waiting.

↑ Fast Dry Technology

Engineered for water performance

In the water. Out of the water. Always comfortable.

💧

Quick Dry

Dries in minutes after leaving the water

☀️

UV Protection

UPF 50+ rated — shields against sun exposure

🏊

Chlorine Resistant

Holds shape and colour through repeated use

02 —

Shape
Retaining

High-performance elastane blend that keeps its shape session after session. No sagging, no stretching out — the fit stays exactly as designed, wash after wash.

4-Way Stretch
03 —

Athletic
Fit.

A swim brief cut that moves with you — designed for unrestricted performance in the water and effortless style on the beach. Minimal coverage, maximum freedom.

Competition Cut

Fabric Composition

80% Polyamide
20% Elastane

Quick Dry
UPF 50+
Chlorine Resistant
4-Way Stretch
Lightweight
Shape Retaining
Allen Swim Brief — Performance

Performance Fabric

80% Polyamide + 20% Elastane

A high-performance blend built for water. Soft against skin, resistant to chlorine and salt water, and engineered to retain its shape and colour through every season.

Chlorine Resistant Fade Resistant UPF 50+

Allen Swim Brief — Quick Dry

Fast Dry Technology

Dry in Minutes. Move On.

Moisture is expelled rapidly so you're never weighed down. Whether you're switching from pool to street or staying on the beach all day — you'll always feel fresh and light.

Ultra Lightweight All-Day Comfort

Smart Shopping

More Pairs,
Better Price.

The more you add, the more you save — automatically applied at checkout.

Available Colorways
Striped
Black & Beige
Black & Blue
Allen Swim Brief — Colorways
Choose your style

Three
Colorways.
One Standard.

Every colour, the same performance quality. Clean design, precise construction, and a fit that stays in place through every stroke.

Striped
Black & Beige
Black & Blue

Size Guide — EU Standard

Size EU Label Waist (cm) Hip (cm) BR equiv.
XS EU 44 68 – 73 86 – 91 PP
S EU 46 74 – 79 92 – 97 P (36–38)
M EU 48 80 – 85 98 – 103 M (38–40)
L EU 50 86 – 91 104 – 109 G (40–42)
XL EU 52 92 – 97 110 – 115 GG (42–44)
2XL EU 54 98 – 106 116 – 122 XG (44–46)
3XL EU 56 107 – 114 123 – 130 XGG (46–48)

If between two sizes, we recommend sizing up. Measurements refer to body size, not garment size.

Care Instructions

🌊30°C
🚫Bleach
🚫Tumble
🚫Iron
🚫Dry Clean

Product Details

Composition: 80% Polyamide · 20% Elastane
Style: Swim Brief
VAT: Price shown includes local VAT

Free Shipping

All European orders

30-Day Returns

Hassle-free, no questions

Secure Checkout

SSL encrypted payments

Premium Quality

3,000+ satisfied customers

Free Standard Shipping on all orders across Europe — no minimum spend required.
Orders are processed within 1–2 business days. Once dispatched, you'll receive a tracking link by email.
──────────────────────────
ESTIMATED DELIVERY TIMES
──────────────────────────
Western Europe (DE, FR, NL, BE, AT, CH)
→ 3–5 business days
Southern Europe (ES, IT, PT, GR)
→ 5–7 business days
Northern Europe (SE, NO, DK, FI)
→ 4–6 business days
Eastern Europe (PL, CZ, HU, RO)
→ 6–9 business days
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All prices include VAT. No hidden fees at checkout.

PREMIUM

ENGINEERED FOREVERYDAY COMFORT

At Allen Underwear, we create modern
essentials with a focus on quality, fit,
and durability. Clean design, breathable
fabrics, and comfort that lasts all day.

What People Are Saying

★★★★★

"Sceptical at first, but the breathability is real — especially in summer. Very soft, no irritation, and delivery was faster than expected. Great product, will definitely be buying more."

Antoine D.
Lyon, France
★★★★★

"I've tried many brands over the years but nothing comes close to this. Wore them all day at work and through the gym — still felt fresh. The fabric is unlike anything I've had before."

Lukas M.
Munich, Germany
★★★★★

"Ordered two different colours to test and I'm genuinely impressed. The fit is perfect — no adjusting needed throughout the day. The antibacterial technology actually works. Reordering soon."

Thomas V.
Amsterdam, Netherlands

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