Thermarest SpaceCowboy 45 (outlet)

The Therm-a-Rest Space Cowboy 45 is a lightweight synthetic sleeping bag designed for warm-weather backpacking and travel. Built with eraLoft™ insulation, it delivers reliable warmth even in damp or humid conditions where down bags can struggle. The streamlined mummy cut reduces excess material to keep weight and pack size low, while maintaining efficient thermal performance. Designed to integrate with a sleeping mat, it offers a stable and comfortable sleep system for summer missions and minimalist trips.

Key Features:

• Lightweight synthetic sleeping bag for warm conditions
• eraLoft™ insulation performs well in damp environments
• Mummy shape for efficient warmth-to-weight performance
• Compact and highly packable for backpacking
• Full-length zip with draft tube to reduce heat loss
• Designed to integrate with sleeping mats for improved comfort and stability