SIEVI All Season Merino Work Socks 40-42 ESD Breathable Technical Socks (2025)

SIEVI All Season Merino Work Socks – Size 40–42, ESD Breathable Technical Socks

The SIEVI All Season Merino work socks in size 40–42 are designed for year-round professional use, offering a perfect balance of temperature regulation, moisture control, and durability.

Featuring mulesing-free merino wool, these socks provide natural thermal regulation—keeping feet warm in cold conditions and cool in warmer environments. Integrated carbon fibers ensure reliable ESD protection, making them suitable for electrostatic-sensitive workplaces.

Key features and advantages

• Merino wool (mulesing-free)

Natural temperature control and high comfort.

• All-season performance

Suitable for both warm and cold conditions.

• Excellent moisture and heat management

Keeps feet dry and prevents overheating.

• ESD-approved (carbon fiber)

Safe for electrostatic-sensitive environments.

• Technical construction

Designed for demanding professional use.

• Comfortable and durable materials

Ideal for long working hours.

• Core size (40–42)

High-demand size range.

Applications

• Industrial and production environments

• ESD-protected workplaces

• Logistics and warehouse operations

• Outdoor and indoor work

• Use with GORE-TEX® footwear

• Low shoes and mid-height boots

Technical specifications

• Manufacturer: SIEVI

• Product: All Season Merino Work Socks

• Model: 00-99368-003-00M-40-42

• Type: Technical work socks (all-season, ESD)

• Size: 40–42

• Color: Black / Grey

• Gender: Unisex

• Material composition:

• 48% Polyamide
• 34% Merino wool
• 14% Polypropylene
• 2% Elastane
• 2% Carbon fiber
• • Features: Breathable, moisture-wicking, thermal regulation, antistatic
• • Certification: ESD-approved
• • Application: Workwear / PPE / all-season use
• • Year: 2025
• • Condition: New