Step into ultimate comfort and rugged durability with the Lorpen Pro Trek Heavyweight Over-the-Calf Socks. Engineered in Spain for serious outdoor enthusiasts, these socks are built to handle the toughest hikes, coldest mornings, and longest treks.

Crafted from a premium blend of recycled Primaloft, Merino wool and high-performance fibres, they provide exceptional warmth, moisture-wicking, and breathability, keeping your feet dry and blister-free mile after mile. The over-the-calf design offers enhanced protection and cushioning for long days in boots, while reinforced heel and toe zones ensure durability where you need it most.

Whether you’re tackling steep mountain trails, backpacking in frigid conditions, or simply seeking all-day comfort in rugged footwear, the Lorpen Pro Trek Heavyweight socks are your go-to choice for performance, protection, and unbeatable comfort.

Size	Small	Medium	Large	X-Large
EU	35-38	39-42	43-46	47-50
UK	3.5-5.5	6-8	8.5-12	12.5+

 

Materials

• 51% Primaloft Recycled
• 19% Stretch Nylon with Lycra
• 16% Red-Cycled Nylon
• 14% Soft Merino

Features

• Over the Calf
• Comfort Plus cuff
• Ankle protection
• Recycled Primaloft technology
• Reinforce heels 
• Dynamic stretch where needed the most
• Ventilation areas underfoot
• Quick drying
• Anti-blister
  

Specification

• Age Group: Adult
• Cushion: Super Heavy
  
• Sock Height: Over The Calf
• Made in Spain