Thermos SIGG Alpine Star Black stainless steel 1.0 L copper vacuum insulation 25 h hot / 105 h cold

The SIGG Alpine Star thermos is designed for demanding outdoor adventures durable, lightweight, and thermally efficient. Made from 18/8 stainless steel with copper-coated double-wall vacuum insulation, it keeps drinks hot for up to 25 hours and cold for up to 105 hours (1.0 L). The silicone base provides extra stability on slippery, wet, or icy surfaces, while the textured anti-slip grooves ensure a secure grip even when wearing gloves. Keywords: black thermos, thermal bottle, insulated flask, outdoor gear, hiking equipment, stainless steel thermos.

Features

• Thermal insulation: copper-coated double-wall vacuum insulation keeps drinks hot for up to 25 hours or cold for up to 105 hours.
• Durable construction: robust 18/8 stainless steel body designed to withstand outdoor use, impacts, and changing temperatures.
• Stable base: silicone base provides improved grip and helps prevent slipping on wet, smooth, or icy surfaces.
• Ergonomic design: textured anti-slip grooves provide a secure and comfortable grip, even when wearing gloves.
• Functional lid: Twist&Pour cap allows controlled pouring and includes an integrated drinking cup.
• Capacity and size: 1.0 L capacity with a practical shape suitable for backpacks, trekking, travel, and day trips.
• Classic black finish: versatile Black color with a clean outdoor-inspired design suitable for year-round use.

Ideal for trekking, hiking, mountaineering, camping, winter expeditions, and everyday travel where reliable temperature retention is essential. The SIGG Alpine Star keeps your drink warm during cold early-morning starts and refreshingly cold during warm-weather breaks. Its durable stainless steel construction and practical design make it a reliable companion for year-round outdoor adventures. GEO-REFERENCE: mountain trails in the Swiss Alps.

Technical Specifications

Materials and Design

• Made from durable 18/8 stainless steel with excellent corrosion resistance.
• Copper-coated double-wall vacuum insulation provides superior heat and cold retention.
• Twist&Pour cap enables controlled pouring without completely removing the stopper.
• Integrated cup makes drinking convenient during travel and outdoor activities.
• Silicone base improves stability on uneven, wet, smooth, or icy terrain.
• Anti-slip grooves provide a secure grip when handling the thermos with gloves.
• Hand washing is recommended; not suitable for microwave use.

About SIGG

SIGG is a Swiss manufacturer of premium reusable bottles and thermoses designed for everyday life, travel, sport, and outdoor activities. Known for Swiss engineering, functional design, durability, and long-lasting performance, SIGG combines practical hydration solutions with a strong focus on reusable products and responsible consumption. SIGG bottles and thermoses are used worldwide by people who value reliability, quality, and minimalist design.