Price evolution
Product description
The essentials
This versatile double sleeping bag is designed for couples or for flexible solo use. It converts from a spacious king-size unit into two independent sleeping bags, making it ideal for campground trips, hiking stints and backpacking when plans change. With a high loft 250GSM insulation, it offers dependable warmth across 3 to 4 seasons, keeping the indoor and outdoor experience comfortable in climates ranging from mild spring evenings to cooler autumn nights. The integrated sleeping system includes two matching pillows, delivering head and neck support that enhances overall comfort without adding bulk to the pack. At just 2.6kg, the bag balances generous proportions with portability, and it compresses into a compact stuff sack for easier transport. This combination of roominess, modular design and practical packing makes it a practical choice for adults seeking reliable warmth and flexible sleeping arrangements on outdoor adventures or indoor stays.
Technical details
- Size: 220cm x 150cm
- Weight: 2.6kg
- Insulation: 250GSM high loft
- Seasons: 3–4 season thermal performance
- System: 2-in-1 modular design with two pillows
- Material and build: lightweight yet durable construction for indoor and outdoor use
Who it’s for
You’ll notice it suits couples who value space without sacrificing portability, and it also works well for solo travellers who appreciate the option to split into two singles for varied campsite layouts. The temperature range and resilience rating ensure consistent warmth in mild environments, while the included pillows support long periods of rest after a day outdoors. This makes the SAIL double sleeping bag a pragmatic choice for camping, hiking and overnight stays where flexibility and durability matter most. It’s a straightforward solution for those who want a single, adaptable setup that can adapt to multiple scenarios, from shared tents to independent sleeping spaces when needed.









