Brook's most popular men's inseam for distraction-free comfort on the run.

Stretch brief liner

Supportive brief liner features lightweight, breathable GO2 fabric.

Maximum range of motion

Stretchy fabric and updated flat waistband with drawstring adjustability allow for maximum range of motion.

Storage options

Back zip pocket fits most phones, plus 4 hip pockets that expand to fit essentials like nutrition and liner key pocket.

More details

• Lightweight breathable 4-way stretch shell GO2 fabric
• Internal drawcord

Fabric

• GO2
• Shell: 89% Recycled Polyester, 11% Spandex
• Liner: 91% Recycled Polyester, 9% Spandex
• Made with 88% Recycled Materials, equivalent to 10 plastic water bottles
• Made with bluesign-certified materials