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Best Mountain Warehouse Rectangular Sleeping Bags of 2026

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Luke Dobson

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If you're an avid camper or hiker, you know that a good sleeping bag is essential for a good night's sleep in the great outdoors. The rectangular sleeping bags from Mountain Warehouse offer a comfortable and practical option for your next adventure. With a variety of sizes and colours available, these sleeping bags are suitable for all ages and are made with high-quality materials to ensure durability and warmth. Whether you're camping in the mountains or simply having a backyard sleepover, these sleeping bags are a great choice to keep you snug and cosy throughout the night.

At a Glance: Our Top Picks

Mountain Warehouse Basecamp 250 Sleeping Bag Cover #TOP 1

Mountain Warehouse Basecamp 250 Sleeping Bag

9.8
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Mountain Warehouse Summit 250 Sleeping Bag Cover #TOP 2

Mountain Warehouse Summit 250 Sleeping Bag

9.7
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Mountain Warehouse Summit Mini Square Sleeping Bag Cover #TOP 3

Mountain Warehouse Summit Mini Square Sleeping Bag

9.5
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Top 10 Mountain Warehouse Rectangular Sleeping Bags

#TOP 1 Best Summer Rectangular Sleeping Bag

Mountain Warehouse Basecamp 250 Sleeping Bag

Mountain Warehouse Basecamp 250 Sleeping Bag Cover

Mountain Warehouse Sleeping Bag - Basecamp 250 - Camping Spring Summer Season Lightweight Compact - For Spring Summer, Camping & Trekking Teal

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.

9.8
FTB Score
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What We Like

  • Lightweight and compact design
  • Comfortable mummy shape
  • Suitable for warm nights
  • Hollow fibre insulation
  • Versatile for camping and indoor use
#TOP 2

Mountain Warehouse Summit 250 Sleeping Bag

Mountain Warehouse Summit 250 Sleeping Bag Cover

Mountain Warehouse Summit 250 Sleeping Bag - 3/4 Season - Spring Summer, Camping, Holiday, Outdoors Petrol (02) Right Handed Zip - Regular length (200cm)

Features

  • Comfort Temperature - The Comfort Temperature For This Sleeping Bag Is 5°C/41 Degrees F
  • 3 Season - Cold Nights But Not Freezing, Early Spring & Late Autumn Backpacking Trips And Festivals
  • Weight (Regular Length) - 1.4kg
9.7
FTB Score
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#TOP 3

Mountain Warehouse Summit Mini Square Sleeping Bag

Mountain Warehouse Summit Mini Square Sleeping Bag Cover

Mountain Warehouse Summit Mini Square Sleeping Bag - 2/3 Season, Lightweight, Inner Pocket - For Spring Summer, Camping & Trekking Bright Pink One Size

Features

  • Comfort Temperature - The Comfort Temperature For This Sleeping Bag Is 10°C/50 Degrees F
  • 2 Season - Warm Nights, Summer, Indoor Use
  • Weight - 1kg
9.5
FTB Score
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#TOP 4

Mountain Warehouse Summit 250 XL Sleeping Bag

Mountain Warehouse Summit 250 XL Sleeping Bag Cover

Mountain Warehouse Summit 250 XL Sleeping Bag - Lightweight Extra Large, Two Way Zip - Camping Black (XL) Left Handed Zip - Long Length (215cm)

Features

  • Comfort Temperature - The Comfort Temperature For This Sleeping Bag Is 5°C/41 Degrees F
  • 3 Season - Cold Nights But Not Freezing, Early Spring & Late Autumn Backpacking Trips And Festivals
  • Rip Stop Fabric - Stop Rips With This Heavy Duty Fabric, Longlasting And Durable
9.3
FTB Score
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#TOP 5

Outwell Celebration Lux 4ºc Long Sleeping Bag

Outwell Celebration Lux 4ºc Long Sleeping Bag Cover

Outwell Celebration Lux 4ºc Sleeping Bag Long

The Outwell Celebration Lux Sleeping Bag is designed for comfort and warmth. Its rectangular shape offers plenty of space for you to move around while you sleep, ensuring a restful night. The vibrant red colour makes it a stylish choice for camping trips. With a temperature rating of 4ºc, you can enjoy a cosy sleep even in cooler conditions, making it perfect for various outdoor adventures. This sleeping bag caters to your needs by providing both functionality and a touch of flair.

9.3
FTB Score
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What We Like

  • Spacious rectangular design
  • Stylish red colour
  • Comfortable in 4ºc temperatures
  • Convenient for outdoor adventures
#TOP 6

Mountain Warehouse Summit 250 Sleeping Bag

Mountain Warehouse Summit 250 Sleeping Bag Cover

Mountain Warehouse Summit 250 Sleeping Bag - 3/4 Season Insulated & Mummy Shaped Bag - For Spring Summer, Camping & Trekking Grey Left Handed Zip - Long Length (215cm)

Features

  • Comfort Temperature - The Comfort Temperature For This Sleeping Bag Is 5°C/41 Degrees F
  • 3 Season - Cold Nights But Not Freezing, Early Spring & Late Autumn Backpacking Trips And Festivals
  • Weight (Regular Length) - 1.4kg
9.1
FTB Score
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#TOP 7

Mountain Warehouse Basecamp 200 Double Sleeping Bag

Mountain Warehouse Basecamp 200 Double Sleeping Bag Cover

Mountain Warehouse Basecamp 200 Double Sleeping Bag - 2/3 Season Camping Bag, Insulated Mattress Teal

Features

  • 2/3 Season - Cooler Nights Spring & Autumn. Perfect For Festivals, Indoor And Backpacking Trips
  • Comfort Temperature - Women Of Average Size And Build Can Expect To Sleep Comfortably
  • Insulation - Hollow Fibre Stuffing, Comfortable And Cosy
9.0
FTB Score
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#TOP 8

Mountain Warehouse Sleeping Bag - Basecamp 250

Mountain Warehouse Sleeping Bag - Basecamp 250 Cover

Mountain Warehouse Sleeping Bag - Basecamp 250 - Camping Spring Summer Season Lightweight Compact - For Spring Summer, Camping & Trekking Blue

Features

  • Comfort Temperature: 5°C To 15°C - The Minimum Temperature That A Sleeping Bag Is Designed For
  • Extreme Rating - Can Be Used In 2°C, This Is A Survival Temperature Only
  • Mummy Shape - Mummy Sleeping Bags Follow Your Body Shape, Giving You A Comfortable Sleep
8.8
FTB Score
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#TOP 9

Mountain Warehouse Summit 250 Sleeping Bag

Mountain Warehouse Summit 250 Sleeping Bag Cover

Mountain Warehouse Summit 250 Sleeping Bag - 3/4 Season Insulated & Mummy Shaped Bag - For Spring Summer, Camping & Trekking Petrol Right Handed Zip - Regular length (200cm)

Features

  • Comfort Temperature - The Comfort Temperature For This Sleeping Bag Is 5°C/41 Degrees F
  • 3 Season - Cold Nights But Not Freezing, Early Spring & Late Autumn Backpacking Trips And Festivals
  • Weight (Regular Length) - 1.4kg
8.7
FTB Score
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#TOP 10

Mountain Warehouse Microlite 500 Square Sleeping Bag

Mountain Warehouse Microlite 500 Square Sleeping Bag Cover

Mountain Warehouse Microlite 500 Square Sleeping Bag - 2/3 Season Camping Bag with Inner Pocket - For Spring Summer, Festivals & Outdoors Dark Blue Right Handed Zip - Regular length (200cm)

Features

  • Comfort Temperature - The Comfort Temperature For This Sleeping Bag Is 10°C/50 Degrees F
  • 2 Season - Warm Nights, Summer, Indoor Use
  • Regular Length - It Measures 200cm. Max User Height 180cm / 5'9"
8.6
FTB Score
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Editor's Notes

During our Mountain Warehouse rectangular sleeping bag research, we found 11 Mountain Warehouse rectangular sleeping bag products and shortlisted 10 quality products. We collected and analyzed 3,211 customer reviews through our big data system to write the Mountain Warehouse rectangular sleeping bags list. We found that most customers choose Mountain Warehouse rectangular sleeping bags with an average price of £20.00.

The Mountain Warehouse rectangular sleeping bags are available for purchase. The top 10 picks range in price from a low of £20.00 to a high of £38.00, find the one that fits your budget.

Written by

Luke Dobson Avatar

Luke Dobson

Luke is a runner, a climber, hiker, hunter, and a lot more. Luke Dobson is Celtic-born and has lived most of his life in Scotland. However, his sporting endeavours have taken him to several countries around Europe. He serves as a tour guide for countless companies and owns a couple of gyms and recreational centres in Scotland. Luke Dobson is proficient in 7 different languages. He maintains many sport article columns where he shares his wealth of experience in the sport industry.