Men’s SolAir Lightweight Cooling Boxer Brief

The Men’s SolAir Lightweight Cooling Boxer Brief is designed as a performance foundation layer for heat, movement, and extended wear. Built with lightweight stretch fabric and embedded cooling minerals, it actively regulates temperature while maintaining breathable comfort throughout the day.

Fast-drying construction helps manage moisture during activity, while odor-control technology keeps the garment fresher over long use. Low-profile seams and a gusseted design reduce friction under layers, making this an essential base layer for travel, training, and time outdoors.

100% sourced and manufactured in the United States.

• SolAir cooling fabric regulates temperature in warm conditions
• Brrr® Pro cooling minerals provide instant cooling sensation
• Fast-drying moisture-wicking performance
• Polygiene® Stay Fresh antimicrobial treatment
• Polygiene® Odor Crunch® odor-neutralizing technology
• Lightweight breathable construction for hot weather comfort
• Low-profile flatlock seams reduce chafing
• Gusseted panel improves mobility and comfort
• Horizontal fly design for ease of use
• Designed for outdoor activity, travel, training, and everyday wear

Constructed from lightweight polyester-spandex performance fabric engineered for stretch, durability, and rapid evaporation. Cooling minerals are embedded directly into the yarn structure to provide continuous temperature regulation without coatings or treatments that wash out over time.

Flatlock seam construction minimizes bulk and friction, while Bluesign®-approved materials support responsible manufacturing practices.

100% sourced and manufactured in the United States.

• Fabric: 90% Polyester / 10% Spandex
• Weight: Lightweight (3.5 oz)
• Cooling Technology: Brrr® Pro mineral cooling fibers
• Odor Control: Polygiene® Stay Fresh + Odor Crunch®
• Construction: Flatlock seams with gusset panel
• Fly: Horizontal fly
• Certification: Bluesign® approved materials
• Manufacturing: 100% sourced and made in USA
• Care: Machine wash cold, tumble dry low