Sponge Traveller 4-Season Envelope Sleeping Bag — designed for spring, autumn, and summer camping. Features durable 190T tear-proof polyester shell with waterproof protection and hollow cotton filling to retain warmth. Comfortable temperature range: 10℃–20℃ (spring/autumn), over 25℃ (summer). Soft, breathable 190T polyester inner lining keeps you comfortable against skin. Adjustable elastic straps let you customize warmth; bottom zipper design improves airflow when needed. Lengthened cut fits adults up to 2m tall. Includes compression bag with dual tightening strips — reduces volume by half for easy backpack storage. Weighs just 0.8kg. Standard dimensions: 220×75cm. Available in black and green. Perfect for outdoor traveling, hiking, and backpacking adventures.
