Maximum Warmth for Cold Conditions

The Highlander RAYET Hybrid 450E Sleeping Bag is the warmest model in the RAYET range-built for cold nights, harsh conditions, and near winter use.

With 450g/m² double-layer synthetic insulation, a heat-retaining mummy shape, and a slightly roomier foot box, it delivers serious warmth without sacrificing comfort.

Why You'll Love It

• Maximum Warmth - Comfort rating of -1°C
• Cold-Condition Ready - 4-season capability
• Performs When Damp - Synthetic insulation retains heat in condensation
• Comfort-Focused Design - Extra space in the foot box
• Durable & Reliable - Built for demanding outdoor use

Synthetic Insulation Advantage

The 450g/m² siliconised hollow fibre insulation offers:

• Excellent thermal performance
• Warmth retention even when damp
• Quick drying
• Long-lasting loft and resilience

Ideal for UK conditions and colder, exposed camps

Temperature Ratings

• Comfort: -1°C
• Lower Limit: -7°C
• Season Rating: 4 Season

Designed for cold-weather camping, late autumn, early spring, and winter conditions

Key Features

• Thermal hood with drawcord
  → Retains heat around the head
• Shoulder baffle with drawcord
  → Minimises heat loss
• Full-length 2-way zip
  → Ventilation and flexibility
• Soft-touch lining
  → Comfortable against the skin
• Internal security pocket
• Compression stuff sack included
• Hanging loops for drying

Specifications

• Weight: 2.26kg
• Dimensions: 220 × 80 × 60 cm
• Packed Size: 45 × 24 cm

Materials:

• Filling: 450g/m² siliconised hollow fibre (40%) + polyester (60%)
• Shell: 210T polyester ripstop (water repellent)
• Lining: 190T pongee

Perfect For

• Cold-weather camping
• Late autumn / early spring trips
• Winter camping (non-extreme)
• Wild camping in exposed conditions
• Comfort-first setups

450E vs 350E vs 250E

• Highlander RAYET Hybrid 450E Sleeping Bag
  → Maximum warmth, cold conditions
• Highlander RAYET Hybrid 350E Sleeping Bag
  → Best all-rounder
• Highlander RAYET Hybrid 250E Sleeping Bag
  → Lightweight, mild conditions

250E = light & compact
350E = versatile (core)
450E = warmth & protection