U-PRO Men's Trunk - Swallow Transport Co

Deliver style and comfort with the U-PRO Trunk - Swallow Transport Co. This design reimagines the classic aesthetic of a trusted transport company, blending retro industrial charm with modern underwear engineering.

The "Swallow Transport" edition features a clean white body accented by a deep navy blue waistband, evoking a professional and reliable uniform look. The waistband showcases the "Swallow Transport Co." logo alongside a swift swallow emblem, symbolizing speed, precision, and the safe delivery of your most precious cargo. Crafted with a shorter trunk cut, it offers a sporty, athletic fit that sits higher on the leg for maximum freedom of movement.

Designed for the Modern Man

• The "U-PRO" Concept: Inspired by professional uniforms and workwear, the U-PRO series celebrates the functional beauty and reliability of everyday heroes.

• Optimized Asian Fit: Tailored specifically for Asian body types, ensuring a snug, sculpted fit around the hips without sagging or excess fabric.

• Premium Cotton Blend: Made from high-quality 95% Cotton and 5% Spandex, offering superior softness, breathability, and moisture-wicking properties for all-day freshness.

• Sporty Trunk Cut: A shorter leg length provides a contemporary, athletic silhouette that enhances mobility and prevents riding up.

• 3D U-Convex Pouch: The contoured pouch creates ample space at the front, reducing pressure and friction while ensuring excellent support and ventilation.

Key Features

• Fabric: 95% Cotton / 5% Spandex

• Style: Low-rise Trunk / Short leg / No fly

• Waistband: Wide navy elastic with "Swallow Transport Co." logo

• Color: White body with Navy waistband

• Origin: Designed in Japan / Made in Thailand

Size Guide (Asian Fit)

• S: Waist 64–74 cm

• M: Waist 72–82 cm

• L: Waist 80–90 cm

• XL: Waist 88–98 cm

• XXL: Waist 96–106 cm
  (Note: This is a fitted cut. If you prefer a looser feel, please size up.)