Camping Sea To Summit Backpacking & Lightweight Sleeping Bags | Sea To Summit Spark Spiv Sleeping Bag Grey

The Ultralight And Technical Sea To Summit Spark Spiii Is Designed To Keep You As Warm As Possible While Minimising Packed Weight And Size.

Materials
High Performance 10D Nylon Shell

Rds 850+ Loft Ultra-Dry Down&Trade; For Superior Insulating Power

Features

• Uses A Full Box Baffle Construction To Accommodate Extra Down And Reduce Cold Spots
• Expedition Mummy Bag Sizing Provides Extra Space For Layered Clothing Or Extra Wriggle Room
• Vertical Baffles On Chest Optimises Positions Of Down To Prevent It From Moving During Use
• Full Side Zip With Two Sliders Provides Easy Access And Extra Ventilation Options
• Zipper Draft Tube, Hood And Front Neck Draft Collar To Prevent Warmth From Being Lost When It&Rsquo;S Needed
• Regular Length

Temperature Ratings

• Comfort: -8&Deg;C
• Comfort Limit: -15&Deg;C
• Extreme: -36&Deg;C

A Closer Look
The Contoured Mummy Design Offer Efficient Thermal Insulation And Utilises Rds 850+ Loft Premium Goose Down. The Ultra-Dry Down Water-Repellent Treatment Protects The Down From External Moisture And Condensation From The Inside Of The Bag, Virtually Eliminating The Negative Effect’S Moisture Has On Down And Makes This Bag Ideal For Hard-Alpine Or Adventure Racing Bag, Where Every Gram Is Counted And Down Has Never Been A Viable Option.

Vertical Box Baffles In The Torso Area Accommodates Extra Down And Boosts Warmth Around The Core, Vertical Baffles On The Chest Optimises Positions Of Down To Prevent It From Moving During Use And The Lower Part Of The Bag Uses A Sewn Through Horizontal Baffle Construction To Minimise Weight. The Draft Tube Prevents Heat Loss Through The Zipper And A Integrated Hood Draft Collar Keeps Out The Cold Air, And The Half Zip With Two Sliders Aids Access And Allows Ventilation From The Mid-Section Of The Bag.

This Product Has Been Featured In A Blog, Check Out The Staff Review: Sea-To-Summit Spark Sleeping Bags Article.