Description
Premium, packable, minimalist mummy sleeping bag
Redefine backcountry comfort with the Fly Creek UL 25, the ideal ultralight bag for all your minimalist adventures.
Premium materials, like ultralight NetPlus fabric made from recycled fishing nets and high-quality 850-fill down, along with a sleek design featuring Big Agnes Signature Diamond Quilting, produce a lighter, more packable bag. From the ergonmic footbox to the insulated draft collar, every aspect of this sleeping bag is designed to maximize thermal efficiency, without the need for extra weight and bulk. The result is a technical sleeping bag that is a backpacker's dream, perfect for fastpacking, thru hiking, or any overnight trip in three season temperatures.
Features
Ultralight NetPlus® nylon ripstop made from recycled fishing nets keeps weight low using durable and sustainable fabric
Minimalist hood with low-profile cordlock keeps your head warm without restricting breathing room. - cordlock is made with renewable source materials from organic waste
Mummy fit reduces bag volume, allowing your body to heat the bag to a comfortable temperature more quickly
Insulated zipper and draft collar lock in warmth and increase thermal efficiency
Ultralight half-length center zipper keeps weight low and provides easy temperature regulation
Ergonomic footbox construction provides more loft and better fit for warmer toes on cold nights
Streamlined hood with low-profile cordlock - made with renewable materials sourced from organic waste
Includes mesh sack ideal for long term storage, and smaller stuff sack for active use
To pack down this bag to its minimum compressed size, we recommend pairing it with a Big Agnes Compression Stuff Sack or Superlight Girdle
Specs
Regular
Total Weight:722g
ISO Comfort:2°
CISO Limit:-4°C
Fill Type:850 Downtek™ PFC-Free
Total Fill Weight:482g
Compressed Bag Size:20 x 24cm
Stuff Sack Size:19 x 38cm
Max User Height:183cm
Shoulder Girth:152cm
Hip Girth:137cm Long
Foot Girth:91cm
Long
Total Weight:799g
ISO Comfort:2°
CISO Limit:-4°C
Fill Type:850 Downtek™ PFC-Free
Total Fill Weight:539g
Compressed Bag Size:20 x 25cm
Stuff Sack Size:19 x 38cm
Max User Height:198cm
Shoulder Girth:160cm
Hip Girth:145cm
Foot Girth:99cm
Insulation: 850 fill Downtek™ PFC-Free maintains insulating value even while wet, using bluesign® approved water-repellent chemistry without intentionally added PFAS
Upper Bag: Big Agnes Signature Diamond quilt-through construction
Bottom and Sides: Baffled construction
Anti-snag #3 zippers for a smooth, quick zip
Storage sack & stuff sack included
Diamond quilt-through construction on top. Baffled construction on bottom and sides.
An order containing multiple items with different shipping times will by default ship on the timeframe of the slowest item, however, Gearshop reserves the right to split ship orders where we feel it is required.
Shipped goods will be left at a place deemed suitable by couriers, typically at your front door. If you need to sign for the parcel, please indicate this in the delivery instructions when completing your order address.
Shipping Charges
All charges are in New Zealand Dollars.
New Zealand
Business addresses
- Post Haste courier charge structures mean that it's cheapest to ship to business addresses
- For a limited time, FREE standard shipping on all New Zealand orders over $95
- $8.99 standard shipping on New Zealand orders under $95
Residential and rural addresses
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For residential addresses a $2.81 surcharge is added to the standard shipping.
- $2.81 shipping for orders over $95
- $11.80 shipping for orders under $95
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A $7 surcharge applies to all NZ rural addresses. We cannot ship to PO Boxes or Private Bags
- $7 shipping for orders over $95
- $15.99 shipping for orders under $95
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A $10 surcharge applies to Chatham Islands and Waiheke Island addresses
- $10 shipping for orders over $95
- $18.99 shipping for orders under $95
Oversized and heavy items
- A shipping charge of up to $85 (North Island) or up to $95 (South Island) applies to each oversized or heavy item
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We cannot ship oversized or heavy items to Chatham Islands
International
- $24.99 shipping on all Australian orders
- Shipping charges to other international destinations range between $37.99 and $185
- We cannot ship oversized or heavy items internationally
- Note that international orders for footwear may or may not be shipped with original boxes, due to shipping volume restrictions
Shipping Times
We aim to process and dispatch your order as fast as possible. While in most cases this will happen within 24-72 hours, it can take up to 5 business days, depending on what is ordered. In some cases, like during peak season and holiday periods, it may take longer. Shipping and processing times are a guide only, not a guarantee.
An order containing multiple items with different shipping times will by default ship on the timeframe of the slowest item, however, Gearshop reserves the right to split ship orders where we feel it is required.
After dispatch, delivery is normally overnight within the South Island and 1-3 business days within the North Island. Rural addresses could take up to an additional 2-4 business days. At this time, we do not offer urgent delivery as a standard freight option, however if you require your order urgently, please contact us before ordering to ensure that we can meet your delivery timeframe. We aim to deliver your order within the following timeframes:
New Zealand
- North Island: 3-7 business days
- North Island rural: 3-7 business days
- Waiheke Island: 4-8 business days
- South Island: 2-6 business days
- South Island rural: 2-6 business days
- Chatham Islands: 7-10 business days
- Oversized or heavy items: 5-7 business days to all NZ addresses (excluding Chatham islands)
International
Australia: 7–10 business days (metropolitan areas only).
Canada: 10 business days
Hong Kong: 10 business days
UK/Ireland: 10 business days
USA: 10 business days
Every now and then, life throws a curveball and deliveries might take a little longer. We're doing our best to get your goods to you ASAP. If you've got any questions about your order, just give us a shout.
We're actually pretty speedy most of the time. After dispatch, around 92% of our orders zoom to your door within 5 days. In the South Island 79% of those arrive in 2 days. And for the North Island 85% of orders make it in 5 days. We're always keeping a watchful eye on freight times to ensure the best experience for our customers. Watch this space for our full freight review.
Usually, your stuff should reach you within the expected time. However, no need to stress if it takes a little longer than 5 days, occasionally things don't go exactly to plan. If you need something super soon and it's less than 6 days before your desired delivery date, just chat with us before ordering.
Keep in mind, we can't give refunds for delays beyond our control or if you've ordered last-minute without letting us know. We're all about making things smooth, so drop us a line if you're unsure.
Kindly note that if a package happens to go missing, Gearshop won't be able to offer a replacement or refund if the courier can provide evidence of delivery. Important note: If you haven't received your order within 7 days of your Shipping Confirmation email, please let us know right away so that we can follow up with the courier. Due to courier policies, we are unable to accept claims for non delivery, loss or damage after 12 days from shipping.
For the latest updates on the Courier Network Status, please refer to the following links:
Click & Collect
We now offer Click & Collect as an option via our website, you can place your order and select to collect. In some cases your order may be available the same or next day, but that may not always be the case, so we will notify you by text message or email where possible, when your order is ready to be collected. this could be up to 48 hours after ordering. So try and include a cell phone number with your order. If you need something urgently, give us a call or email before placing the order, to make sure we have it available for you right away.
Payment & Security


Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.