My Cart

You have no items in your shopping cart.

Subtotal: $0.00

Summit Park 15° Long Big Agnes

Item Code: BSPL

Availability: Shipping Details


Save up to 10%!
Sign Up Now

* Required Fields



Summit Park 15° Long Big Agnes: The Deer Park bag is ideal for serious hunters or those hunting for a sleeping bag with tons of room.

Be the first to review this product

Summit Park 15° Long Big Agnes

Summit Park 15° Long Big Agnes: The Deer Park bag is ideal for serious hunters or those hunting for a sleeping bag with tons of room.

Summit Park 15° Long Big Agnes Specs:

  • Size: Fits up to 6'6"
  • 600-Fill Goose Down/Fill Weight: 1lb 8oz
  • Bag Weight: 3lb 11oz
  • Girth: Shoulder 80.5"/Hip 74.5"/Foot 66"
  • Stuff Sack Size: L-9"x20" / Compressed Bag Size: 9x10"
  • Color: Lake/Grey
  • Pad Size: 25"x78"

Summit Park 15° Long Big Agnes: With packable weights, highly compressible construction and our ultra-warm Insotect Flow™ construction, Park series down bags are Big Agnes System bags geared for those who want a little extra girth but might want to carry their bag on their back from time to time. Park bags use our full pad sleeve design and require a 25” wide pad.

Summit Park 15° Long Big Agnes: Integrated full pad sleeve. Never roll off your pad again. Nylon stuff sack & cotton storage sack included. Built in pillow pocket holds a fleece or Big Agnes pillow for extra comfort. Interior fabric loops for sleeping bag liners. Rectangular shape offers more room in foot box and shoulders. 70" YKK #8 zipper. Mate together our left and right zip bags with same size zipper.
Summit Park 15° Long Big Agnes: No-draft collar, no-draft wedge and no-draft zipper tube keeps cold air from sneaking in. Insotect Flow™ is a flow-optimized insulation system that delivers uniform heat distribution and natural body contouring through its revolutionary baffle design. Shell: Down proof, nylon micro-fiber rip-stop. WR surface treatment to repel wate. Lining: Soft, breathable down proof nylon with stain resistant finish. Pad sleeve: Nylon rip-stop. WR surface treatment to repel water.

Big Agnes Website


In stock items will ship within the next business day. Available item(s) is/are available to order. Most available items will ship within 9 business days, sometimes the process is faster and of course it will ship to you ASAP. There might be some exceptions, example: supplier is out of stock or manufacturing delays. If you have any doubt your item is in stock please call us at 303-984-4649.

For shipping rates and/or international shipping rates and policies, please click here.



If you placed an order at 123Mountain and you don't like it just send it back for a refund, applicable for the item not shipping costs*. Ship it back and as long as your item is in unused condition with original tags, boxes, etc.  Please follow the steps at Return Policy Page.

No returns on sale / promotional / discounted item(s).

* Even if the shipping was free we paid the carrier for the service provided and we will deduct $7.95 for Economy, $12.95 for Ground, etc.



Not stoked on your gear? Looking to return it? No problem, we have an Unlimited Return Policy as long as item(s) is/are in UNUSED CONDITION. We try to guarantee complete satisfaction with unlimited lifetime returns. If at any time - now, next month, in 30 years - you're not 100% satisfied, send your gear back for a refund. No questions asked. Check out Return Policy Page here. No returns on sale / promotional / discounted items, though.


We need your help to always make sure 123Mountain has the best prices! You may even benefit in the process. If you find an identical product at a lower price and in stock through another online site we will refund two times the difference.

Here's how it works:
•    Place the order on 123Mountain.com at our current price.
•    Email us within 24 hours that you are requesting a price match, including a link to the site where you saw the lower price.
•    We will adjust the price and take care of your refund.

For further information please go to 100% SATISFACTION page.


We offer three types of membership; Elite, Premium and Standard. Each membership group has fantastic advantages everything from store credit to an extra 10% OFF and FREE shipping.

Find out more which membership level that fits you the best, click here.


Summer gear