From the manufacturer

Base layer shorts with built in chamois.

The Tecbase Lite Liner Shorts are an essential piece of riding gear. The dual-density chamois provides excellent comfort on any ride, while the lightweight 4-way stretch mesh keeps the air moving to improve the comfort even more. Designed to integrate with Fox shorts.

Features

• Dual-density chamois liner for increased comfort in the saddle
  
  
• Lightweight 4-Way stretch mesh provides all-day comfort

Specifications

• Dual-density chamois liner for increased comfort in the saddle
  
  
• Integrates with our shorts collection to create a more comfortable fit
  
  
• Lightweight 4-way stretch material wicks moisture and provides all-day comfort
  
  
• Inseam: 8.25", size medium
  
  
• Outseam: 16.14", size medium
  
  
• 90% polyester, 10% elastane

Sizing