- Constructed from durable 15D nylon with a silver-coated fabric, this bivy sack is waterproof, ensuring you stay dry and comfortable for a restful night's sleep. - Stay warm in cold conditions with advanced heat-reflective technology that captures and reflects body heat, providing exceptional warmth even in low temperatures. - Ideal for backpacking trips, camping adventures, mountain expeditions, and emergency shelters, these bivy sacks offer reliable protection and warmth across various outdoor activities. - The bright color enhances visibility, making it easier for others to locate you during emergencies. Key Features: - Material: 15D nylon, silver-coated for waterproofing - Function: Protects against moisture and cold while reflecting body heat - Size: Compact for easy packing and transport - Performance: Maintains warmth and dryness in harsh conditions Use Scenarios: - Use during overnight camping trips to shield against rain and cold - Utilize as an emergency shelter in unexpected weather changes while hiking - Perfect for mountain climbing expeditions where lightweight and compact gear is essential This bivy sack is a reliable companion for outdoor enthusiasts, ensuring comfort and safety in challenging environments.