Outdoor Research Ultralight Dry Sack reviews and deals for sale

Thanks to the lightweight polyester material and a wide range of sizes, the Outdoor Research Ultralight Dry Sack is ideal for backpacking in rain-soaked climates. The smooth profile easily inserts into a backpack while the fully taped seams and polyurethane coating ensure you'll have a dry pair of clothes to change into when you arrive at camp.

8
out of 10
18 Positive, 2 Mixed & 2 Negative
from 22 Reviews
Retail Price:
$14.59
Used Price:
$10.21
Sale Price:
$10.21

Product Specifications

Brand Outdoor Research
Category Dry Bags
Material 40D polyester, polyurethane coating
Volume 1 L, 2.5 L, 3 L, 5 L, 10 L, 15 L, 20 L, 35 L, 55 L
Closure roll-top
Dimensions (1L) 5.25 x 5.5 in, (2.5L) 8 x 8 in, (3L) 9.25 x 9.25 in, (5L) 14.6 x 6 in, (10L) 17.1 x 7 in, (15L) 19.6 x 8 in, (20L) 20.5 x 9 in, (35L) 24.25 x 11 in, (55L) 26 x 13 in
Claimed Weight (1L) .8 oz, (2.5L) .9 oz, (3L) 1 oz, (5L) 1.2 oz, (10L) 1.4 oz, (15L) 1.6 oz, (20L) 1.8 oz, (35L) 2.4 oz, (55L) 2.9 oz
Recommended Use wet weather backpacking, river rafting
Manufacturer Warranty lifetime

Outdoor Research Ultralight Dry Sack Reviews

Unknwon
Harmony Ruth Epperly
March 30, 2019
10

Outdoor Research Ultralight Dry Sack

This sack will carry our food nicely on a hike. Clasps easily and material is strong yet lightweight. Nice color.

Unknwon
Jaclyn Tani
January 12, 2019
10

Great Dry Sack

I have the 15L and 20L and I use these dry sacks when I'm out in rainy weather. It's durable, especially for being lightweight, and easy to pack. All my gear was completely dry after spending days out in the rain, which is more than I can say for my friends who only used pack covers.

Unknwon
dva5693102
October 1, 2018
10

Awesome Product!

Went hunting in the Olympic National Forrest, was rained on, ever day. My gear stayed dry, though my backpack was soaked. If only OR made shells for backpacks...

Unknwon
Joe Draper
September 20, 2018
10

Dryer, Lighter, and More Organized

Dry sacks are an essential for any backpacker, whether you’re a newbie, or an experienced trekker, and weight matters. This sack is the perfect balance of strength, packability, lightness, and dryness. I had previously stuffed clothes, and other essential items in the bottom of my pack to get smashed, but those days are over.

Unknwon
Jacob S.
September 6, 2018
4

Not very strong

I bought two of these in advance of a packrafting trip. The only thing I absolutely wanted 100% dry was my sleeping bag. The 5L looked like a nice tight fit for my 35 degree down bag, unfortunately, when stuffing it in the first time, I ripped the seal right off. I was a bit more careful about how I went about stuffing my sleeping bag the second time and have managed to pack read more it without destroying the dry sac since. Still, I'm wary of repeating this and treat it a bit more delicately than I would like. Does it keep things dry? Thankfully, I haven't had to find out yet. It does seem a bit too fragile, even for an ultralight sac.

Unknwon
Michael G
July 11, 2018
10

Great Dry Sack

This lightweight dry sack is great and holds a lot of gear and keeps it really dry. I packed a weeks worth of clothes in the 35L and some other gear for a trip to Costa Rica and I had some room to spare. Keeps all your gear dry in that humid climate and when you are not needing it it packs down super small to not take up that much room. If you are looking for a great lightweight read more option check this one out.

Unknwon
Matt Weinberg
May 17, 2018
10

Great Ultralight Dry Sack

These are very lightweight and due to that they are not the most durable nor are they the most waterproof. That is not the point of ultralight gear so that being said I love these for what they are. If you are looking for an ultralight dry stuff sack look no further.

Unknwon
Sarah Grace Barton
January 10, 2018
4

Not all that waterproof

The bag seemed to be airtight but not very waterproof. Used it to protect our camera bag while hiking in the rain. After a few hours of camping, we opened it up to check on our camera and the whole inside of the OR dry sack was moist. Our camera bag was moist as well. The camera did not suffer any damage, thankfully, but we lost confidence that it would keep our items dry.

Unknwon
Katie
December 27, 2017
8

Useful

I got the 2.5 litre size. I mostly put gear that I need to stay dry, in case of a downpour or leak in my pack cover. So far, it's done the job well. The clip is easy enough to handle with one hand. Also convenient size if you are at a campsite and need to bring a few things with you, but don't want to bring your entire bag/pannier.

Unknwon
Moe Lauchert
September 6, 2017
10

Ultra Light

Lighter than my other dry bags so durability is a concern but after the first river trip they seem to be up to the task.

Unknwon
Patrick Boner
July 24, 2017
8

Keep Yo' Stuff Dry

I have both the 5L and the 20L on this and have used both of them with no leaks or anything like that. These are not the thick dry sacks that can be fully submerged in water, but are the lighter weight material, but still have fully taped seems. An added bonus is that these dry sacks float pretty well when some air is left in them when you roll it closed.

Unknwon
Ryan Anderson
April 19, 2017
10

20 L Dry Sack

The 20 L is awesome. I love this size, I have several dry sacks. What I love about this one is that it fits perfectly into my small day bag and I can use it as a liner. It is almost the same size as my day bag and it keeps everything dry. If you want to size it down to a smaller size just roll down the top. Works great!

Unknwon
Mitchell Heberer
December 3, 2016
10

Dry Sack

I got 10L and I'm super stoked on the size it came to be and I intend on using it often!

Unknwon
David Tucker
November 15, 2016
8

Works as billed.

I knew we'd be backpacking in the rain. I also knew I wasn't always going to be carrying my gear as we had hired porters for our trek. So it was imperative to have a way to keep my clothes dry. We trekked. It rained (and snowed). And my clothes stayed dry thanks to this bag.

Unknwon
Sean M.
June 19, 2016
10

Quality bag!

My bag is 2.5 liters. It held my one long underwear, short wool underwear, a pair of gloves, long sleeve light wool shirt and my one extra pair of wool socks. Fantastic bag for me. I backpacked from Milan to Sarche Italy in rain and wet brush for 116 miles over a week long period. It kept my clothes dry. What more could I ask. Light/compact/dry : Quality. Now get this bag, smile read more and have a fantastic time :)

Unknwon
Lisa Edlund
May 18, 2016
8

So Very Dry

None of my gear got wet on a recent rainy sailing trip. This is the sort of gear that you should always have on hand. When you need it, it's priceless. highly recommend for any outdoor gear arsenal.

Unknwon
Ember Manfred
October 26, 2015
10

Best UL Dry-sac sold

I really like the bag compared to the sea-to-summit ultra sil bags. This feels better made, the top closure is a smoother material that will seal better, and the polyester is more slippery then the Sea-to-Summit making stuffing a sleeping bag easier. OR also has a fantastic warranty. None of these ultra light bags are ever totally waterproof, but I will update this review again read more once I get it in the rain. I don't anticipate any issues. The 10L weighed in at 1.4oz.

Unknwon
Jackson A.
September 10, 2015
10

Great deal

I've used this bag a few times and it has held up well. I left it on the ground in a downpour and everything inside stayed completely dry. The bag is very light, so the exterior isn't as robust as a that of a heavier bag would be, but that's a sacrifice you make since this one is lightweight and not expensive. Great product. UPDATE The bag is tougher than expected. On my last read more trip, I accidentally left a metal fork in the bottom and piled stuff in on top of it in preparation for a bear hang. Even though the prongs pressed hard against the bag overnight, it didn't tear. Not saying you should try it, but it may be good to know.

Unknwon
Michael G.
November 27, 2013
10

Ultra-light is right!

Over the years I seem to have accumulated a number of down garments stuffed in their own sack pocket or stuff sack.Keeping all these pieces together can get to be chore.An ultralight dry sack is the perfect ticket.

Unknwon
shaun Moyes
September 29, 2013
10

Great lightweight waterproof

Outdoor Research makes awesome dry bags and dry sacks. The stitching and seams are great. This particular model is lightweight and won't take a ton of abuse being tossed and drug. If you need a more durable bag or sack that will see the outside of your bags etc, get one of the non-ultralight sacks or even the "durable" dry bag or sac. I use this for ensuring my down bag stays dry read more in case of emergency.

Unknwon
Andrew R.
February 21, 2019
1

Would you recommend this to use as a bear bag to hang food in a tree?

Unknwon
HikingMark
November 7, 2018
1

Has anyone re-taped these? The seam tape on mine is getting "dried out"/flaking at the top. Maybe this is to be expected after 4+ years, but the bag material itself is fine so I'd like to salvage them. I emailed Outdoor Research but did not receive a response.

Outdoor Research Ultralight Dry Sack Questions and Answers

Asked by Hal B 8 years ago

I'm 5'10, 210 lbs, 36-inch waist, broad shoulders. I usually wear Large or XL in insulated jackets or shells, and I prefer a slightly loose fit (that can be cinched at the hem). What size do you recommend? thanx!

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