Specimen FlexTech Training Shorts | Men’s Performance Gym Shorts

Engineered for movement. Built for discipline.

The Specimen FlexTech Training Shorts are designed to move with you — not against you. Built from a high-performance blend of 90% polyester and 10% spandex, these shorts deliver lightweight breathability, four-way stretch, and sweat-wicking power for peak performance in every session.

Whether you’re training, sprinting, or recovering, the FlexTech Shorts offer the ideal balance of comfort, mobility, and durability. The no-bunch waistband, streamlined fit, and functional side pockets keep you focused and free from distractions.

Built to Perform

Every detail of the FlexTech Training Shorts is engineered for high-output movement and everyday wear. Breathable fabric keeps you cool, while UPF50+ protection helps shield you from the elements — indoors or outdoors.

Key Features:

• 90% polyester / 10% spandex for lightweight stretch

• Sweat-wicking, quick-dry performance fabric

• 4-way stretch for total mobility

• Mesh side pockets for functionality

• Elastic waistband with internal drawcord

• UPF50+ protection for outdoor training

• Breathable and fast-drying material

Designed for the Work. Made for the Grind.

From early morning training to late-night recovery, the Specimen FlexTech Training Shorts adapt to your pace. Built to handle sweat, motion, and intensity — these are shorts that perform when you do.

Size guide