Sea to Summit

Expander Travel Liner

Sale price$39.00
In stock (5 units), ready to be shipped

Experience ultimate comfort during your outdoor adventures with the Expander Travel Liner by Sea To Summit. Designed to elevate your sleeping experience, this liner is crafted with premium materials and innovative features. Whether you're camping, backpacking, or traveling, the Expander Travel Liner is the perfect companion for a good night's sleep under the stars.


  • Made from high-quality stretch fabric for maximum comfort and flexibility
  • Increases the warmth of your sleeping bag by up to 15°C (27°F)
  • Expands up to 2x its width, allowing you to move freely while sleeping
  • Hypoallergenic and machine washable for easy cleaning
  • Reinforced seams for enhanced durability and longevity
  • Quick-drying fabric ensures a fresh and dry sleeping environment
  • Lightweight and compact design for easy portability
  • Includes a convenient stuff sack for storage and transport
Material: Stretch fabric
Weight: 350 grams (12.3 ounces)
Dimensions (unfolded): 210 cm x 90 cm (82.7" x 35.4")
Dimensions (packed): 14 cm x 7 cm (5.5" x 2.8")
Color: Charcoal Gray
Compatibility: Fits most standard-sized sleeping bags

We offer free delivery on all orders over €75, and €5.95 for all orders under €75.
 -We aim to ship all orders placed before 3:00pm on the same business day and have it delivered next-day, but in busy periods can take longer, so allow for up to 3 business days.

We accept returns within 30 days of receiving the item, either in-store or by post.
- All items returned must be suitable to be sold again as new.
- All returns can be organised with An Post click & post, and will be fulfilled as soon as they arrive back at our store. Click here to start a return

At Great Outdoors, we understand the need for groups, companies and individuals to order products in bulk. Whether you are looking for a gift for your hardworking crew, jackets to outfit your dedicated sales team, or anything else that may come to mind - we would love to help!

Simply contact Paul from our corporate team, contacted at with any enquiry, big or small and we will do our very best to get the right items at the right price!

Same day delivery to Dublin

Free Delivery
To all 32 counties on orders over €75.00

Over 5000 Satisfied customers

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Shipping & Returns

Great Outdoors ships throughout the EU via An Post & National Carriers. Orders over €75 qualify for Free Next-Day Shipping in Ireland, otherwise, a flat rate of €5.95 will be charged per order under €75, for Next-Day shipping. We will aim to ship orders placed Monday - Friday before 12:00 pm the same day, although this is not guaranteed.

Orders placed on weekends will ship on the following Monday. Courier speed is conistent and we try our best to give our customers the best delivery service, but delays are out of our hands so we allow for 3 days of delivery.

For more information regarding shipping, including shipping charges and estimated delivery times, please contact us.

If you are unhappy with your purchase, please return it to us within 28 days of receipt. The item(s) must be in resalable condition with tags attached. We accept exchanges for items but that must be communicated to our team and is subject to stock availability.

Please note, we are not able to accept returns for underwear unless the product is faulty or damaged. We advise that you use a recorded courier service to return your item(s) as we cannot be responsible for items lost in the post.

For more information regarding returns and warranty, please contact us.