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The OEX Fathom EV 400 Sleeping Bag is the ideal sleeping bag for keeping you cosy all year round. Made from high-quality materials with a lightweight synthetic fill, you get luxurious comfort and warmth without any of the added bulk. Ideal for temperatures around -1°C but suitable for down to -8°C, it’s great for festivals and family camping trips. A compression sack also comes with the bag so you can stuff it down to a compact size for easy packing.

Product code: 15904992 / 329250

Key Features

  • 4-season sleeping bag
  • Lightweight synthetic fill
  • Ultra-comfort lining
  • Internal security pocket
  • Internal insulated baffles
  • Anti-snag zipper band
  • Includes compression stuff sack – packs down easily
  • Comfort temperature: -1°C
  • Limit temperature: -8°C
  • Extreme temperature: -26°C
  • Fabric: 20D Nylon Shell and Lining
  • Dimensions (unpacked): 215 x 80cm
  • Weight: 1125g
  • Tested to EN13537 standard
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Delivery & Returns

This product qualifies for the following delivery methods

Standard UK Delivery (7-10 Days) (£4.95)

FREE on orders over £80.00


A tracking link will be provided once your order is despatched.

Bike Delivery (7-10 Days) (£4.99)


Bike delivery is £4.99. This applies to all bikes, and these orders are upgraded to a DHL courier service.

Premium Express Delivery (£6.95)


A tracking link will be provided once your order is despatched.

Standard Next Day Delivery (£6.95)


Premium Next Day Delivery (£6.95)


Collect from Store (FREE)


Delivery times and days vary for each store, but we will contact you when your order is ready to collect. Please do not contact our Customer Care team for updates until after the estimated delivery time in your order confirmation email.

International delivery

From £4.99 to over 200 countries worldwide. Some restrictions apply.


Returning orders to us is easy. Whatever your reason, we offer a refund or exchange within 28 days of delivery or collection.


Overall Rating

5.0 stars 5.0 / 5 (based on 1 Review)
Write a review
5 out of 5

Does the job

Camping at 3000ft in Scotland in Oct, subzero over night.
Wearing two layers including thermal clothing whilst inside the sleeping bag and tent we were comfortable and warm. For the price this is excellent.


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