Winter Boots Grisport Black Leather WinTherm (-30°C)

Winter Boots Grisport Black Leather with WinTherm Membrane (-30°C)

Winter boots Grisport 12801 D64WT are engineered for those who need superior warmth, protection, and comfort in extreme cold. Crafted from genuine full-grain leather, this model features the advanced WinTherm thermal-regulating membrane and Vibram outsole for exceptional insulation and traction. Designed for heavy-duty use in temperatures down to -30°C, these insulated boots combine waterproof performance, breathability, and durability — ideal for outdoor footwear, trekking boots, and waterproof gear categories.

Features

• ➤ Genuine leather: Premium full-grain leather with water-repellent treatment ensures lasting protection and resistance to wear.
• ➤ WinTherm membrane: A high-density thermal layer that reflects body heat inward and blocks external cold, maintaining an optimal internal microclimate.
• ➤ Vibram sole: Engineered rubber outsole provides superior grip, shock absorption, and stability on icy or uneven terrain.
• ➤ Antibacterial and antistatic: Silver-ion technology within the WinTherm membrane prevents odor buildup and improves hygiene.
• ➤ Ergonomic comfort: Soft lining and anatomical fit reduce pressure and fatigue during long use.
• ➤ Secure lacing: Metal hooks and reinforced eyelets ensure precise, firm fastening and ankle support.

These insulated Grisport winter boots are perfect for hunting, trekking, or outdoor work in sub-zero conditions. They perform flawlessly during winter expeditions in the Alps, forest hikes in Norway, or ice-fishing trips in Finland. Reliable insulation and stability make them an ideal companion for harsh Baltic winters.

Technical Specifications

Materials and Care

• ✔ Clean with a soft brush or damp cloth after use.
• ✔ Dry naturally at room temperature; avoid direct heaters or open flame.
• ✔ Reapply waterproof wax or leather conditioner regularly to maintain flexibility and protection.
• ✔ Use salt-resistant spray to protect from snow and de-icing agents.
• ✔ Store in a cool, ventilated place away from sunlight and moisture.

How WinTherm Technology Works

• ✔ Thermal reflection: The aluminum microfibre layer reflects body heat back inside, preventing warmth loss.
• ✔ Cold isolation: Dense fiber structure blocks external cold air while allowing moisture to escape naturally.
• ✔ Breathability: The membrane releases excess humidity, keeping feet dry and comfortable in changing conditions.
• ✔ Silver ion layer: Provides long-lasting antibacterial and antistatic protection, reducing odor and bacteria buildup.
• ✔ Performance range: Tested for use between +5°C and -30°C, maintaining thermal balance without overheating indoors.

About Grisport

Grisport is an Italian brand founded in 1977, specializing in trekking, outdoor, and professional footwear. The company is renowned for its Vibram soles and advanced thermal technologies such as WinTherm. All products are made in Italy under certified sustainable manufacturing practices, ensuring ergonomic comfort and long-term durability.