Mountain Warehouse Summit 300 Right Zip Mummy Sleeping Bag
Mountain Warehouse
$68.00
📦 Shipping Information:
Free U.S. standard shipping and free returns from Nordstrom. Sold and fulfilled by Nordstrom, with current pricing, availability, and estimated delivery confirmed at checkout. 
Product Insights & Style Tips
The Summit 300 Sleeping Bag from Mountain Warehouse slips into winter outings with a confident, outdoorsy vibe. The shell is 100% polyester with ripstop for durability, and its insulating fabric technology promises warmth in the bite of cold nights. Cold resistance is listed at -18 C and it sits as a 3/4 season piece, ready to cover you from early dusk to frost. A contrast detail and logo give it a rugged, trail-ready character without shouting.
Right zip mummy silhouette hugs the body where warmth matters, tapering toward the feet to seal in heat. The two way zip invites easy access and adjustable venting as conditions shift, so you can layer with a fleece or liner underneath while keeping mobility intact. It sits neatly over sleepwear or base layers, transitioning from camp to cabin with ease.
Mountain Warehouse leans into practical, value-forward outdoor gear, and the Summit 300 fits that ethos: sturdy, not fussy, built for variable cold and quick trips. Pair it with a puffer layer for city-adjacent campsites or a quick weekend hike and you're ready for a wintry mood any time.
Materials / Fabrication
- 100 percent polyester
- Fabric technology: insulating
- Fabric: ripstop
- Cold resistance: -18C
- Season: 3/4 season
- Design: contrast detail
- Design: logo
- Fastening: two way zip
Recommended Care
- Machine wash cold on gentle cycle with mild detergent.
- Avoid fabric softeners and bleach.
- Tumble dry low or line dry completely before storing.
- Do not iron; avoid high heat that can damage fabric and insulation.
- Store in a breathable sack when dry to maintain loft.