Best Spring Rectangular Sleeping Bags of 2025

The Silentnight Mummy Sleeping Bag offers cosy comfort, ensuring you enjoy a great night's sleep wherever you are. Crafted from lightweight, soft fabric and filled with Softfill fibres, it provides an extra fluffy feel, making it snuggly and inviting. Ideal for Spring and Summer camping, it keeps you comfortable in temperatures ranging from 0° C to 12° C. Additionally, its versatile design allows you to use it as either a sleeping bag or an open cover, adding convenience to your outdoor adventures.

The Trail Envelope Sleeping Bag offers a lightweight and comfortable solution for your camping adventures. Its 200gsm hollowfibre filling ensures warmth in temperatures as low as 5°C while providing a breathable experience for warmer nights. The anti-snag 2-way zipper allows you to easily adjust the bag for optimal comfort, letting you regulate heat as needed. With an internal storage pouch, you can keep valuables like your phone safe and within reach, making this sleeping bag an excellent choice for your outdoor expeditions.

The Basecamp 250 Sleeping Bag is designed for comfort during the spring and summer seasons. With an extreme rating of 2°C, it ensures you stay warm in survival situations, while the comfort temperature range of 5°C to 15°C is perfect for a restful night's sleep. Being a 2-season bag, it is ideal for warm nights and indoor use. The hollow fibre insulation provides a cosy feel, making it a great choice for your camping and trekking adventures.

The Milestone Camping Sleeping Bag is designed for both adults and kids, making it an excellent choice for camping trips and festivals. With its roomy envelope style, you can enjoy more space and even unfold it into a blanket for added comfort. The sleeping bag is insulated for two seasons, providing warmth during late spring to early autumn nights. Its lightweight design makes it easy to pack down to a compact size, ensuring convenience for all your outdoor adventures.

The Sutherland Sleeping Bag from Mountain Warehouse is designed for comfort and warmth during your outdoor adventures. With an extreme rating of -18°C, it ensures survival in harsh conditions, though it's best used at a comfort temperature of 3°C to -2°C. Perfect for 3/4 season use, this bag is ideal for cold nights and early winter trips. Its hollow fibre stuffing provides a cosy sleeping experience while the envelope shape offers plenty of space for movement.

The Homvik Sleeping Bag is designed for versatility, measuring 210x75cm, making it suitable for kids, teens, and adults during camping, hiking, or even at the office. This three-season sleeping bag is crafted from waterproof and breathable nylon on the outside, while the interior features 100% hollow cotton, ensuring warmth and comfort. Weighing only 1.3kg, it's lightweight and easy to carry, perfect for adapting to varying weather conditions. Additionally, it is machine washable, allowing for easy cleaning and maintaining its shape over time.

The Highlander XL Sleeping Bag offers a spacious design, measuring 230cm x 100cm, allowing you to stretch out comfortably. Its ultra-soft inner lining and 250 Mono HollowFibre filling provide warmth, making it ideal for mild weather camping. With convenient features like an anti-snagging zip and a durable stuff sack, packing and unpacking are hassle-free. Additionally, you can store personal items inside the bag for added convenience, ensuring everything you need is within reach while you enjoy your outdoor adventures.

The Board Masters Sleeping Bag features a unique Volkswagen Camper Van design, perfect for those who appreciate style while camping. Its classic envelope style allows you to fully open the bag, doubling as a blanket for added comfort. Lightweight and portable, it comes with a compression carry bag that makes it easy to transport. Additionally, the waterproof outer and comfy inner material ensure you stay dry and cosy during your outdoor adventures.

The Trail Double Sleeping Bag is designed for couples who enjoy camping together. Its snug 250gsm hollowfibre filling ensures comfort in temperatures ranging from 5°C to 15°C, making it perfect for late spring, summer, and early autumn. You can easily convert the sleeping bag into two single bags, offering flexibility for those moments when you need your own space. The anti-snag 2-way zippers allow you to regulate temperature, ensuring a cosy sleep or a cool breeze when needed.

The Vivo Technologies Sleeping Bag is designed for three-season comfort, keeping you warm in temperatures between 0-20 degrees Celsius. Its ultralight and compact design makes it ideal for hiking and camping, allowing you to carry it effortlessly with the included compression sack. The maintenance-friendly waterproof outer shell ensures easy cleaning, while the sophisticated design features high-quality zippers and adjustable drawstrings for a personalised fit. This sleeping bag is perfect for all ages, offering a restful night's sleep after outdoor adventures.