The Vango Nitestar Alpha 300 Quad Sleeping Bag in Pirate Black delivers proper three-season warmth without the restrictive feel of traditional mummy bags. What sets this apart is the Quad shape - you get a square footer that gives your feet actual room to move rather than being trapped in a tapered end. The Alpha insulation uses a blend of polyester and siliconized hollow fibres which trap air effectively whilst keeping the packed size manageable. The offset layer construction means the stitching lines on the inner and outer layers don't align, eliminating those cold lines you'd otherwise feel along every seam. An insulated shoulder baffle and zip baffle prevent heat escaping through the main weak points, whilst the 3D anatomical hood with drawcords lets you adjust ventilation as temperatures shift through the night. The two-way auto-lock zip won't suddenly open whilst you're asleep, and the anti-snag piping actually works. At 1.99kg it's not the lightest option out there, but the weight brings proper warmth retention down to -3°C comfort rating, tested to ISO 23537-1:2022 standards rather than manufacturer guesswork.
The Polair Hex fabric shell stands up to rocky ground and rough treatment - particularly relevant if you're doing DofE expeditions where kit takes a beating. Inside, the brushed Polair microfibre lining feels genuinely soft rather than scratchy like cheaper bags. The horizontal stitching keeps insulation distributed evenly so you don't end up with thin spots after a season's use. Because it's synthetic fill rather than down, it'll still insulate when damp, which matters during multi-day trips in unpredictable UK weather. The internal pocket keeps your phone or headtorch accessible, and the hanging loops make airing the bag between trips straightforward. Maximum user height is 190cm, so if you're taller you'll need to look at the larger size. Works well for spring through autumn camping, summer wild camping at altitude, and handles the variable conditions of UK campsites where temperatures can drop unexpectedly overnight.
FEATURES
� Polair® Hex Fabric - A strong, durable yet soft touch 68D polyester shell fabric with an embossed hex grid finish.
� Polair® Fabric Lining - A super soft and comfortable 190T brushed polyester microfibre lining that's incredibly warm and soft to touch
� Alpha Insulation - A lightweight 50/50 blend of polyester and siliconised hollow fibres that trap more air between and within the fibres to increase warmth retention whilst retaining compressibility. A siliconised coating reduces friction to prevent insulation clumping and increases water repellence.
� Offset Construction - A double layer design that offsets the shell and lining stitching to reduce cold spots and increase warmth retention.
� Quad Shape - Square shaped footer provides added space for movement and a more comfortable nights sleep.
� 3D Hood - Anatomically shaped to provide greater comfort and reduce heat loss. A convenient drawcord closure allows for flexible adjustment in varying temperatures.
� Horizontal Stitching - Evenly spaced to hold insulation in place and ensure even distribution throughout
� Insulated Shoulder Baffle - Helps retain heat within the sleeping bag. A convenient drawcord closure allows for flexible adjustment in varying temperatures.
� Zip Guard with Anti-Catch Piping - Helps to prevent the zip from snagging on the lining, allowing easy opening and closing
� Insulated Zip Baffle - Prevents heat from escaping along the zip, reducing cold spots within the sleeping bag.
� Auto-Lock Two-Way Zip - Seals in warmth and provides adjustable ventilation. Auto-lock prevents the bag from opening during the night and can be accessed from inside the bag
� Woven Zip Puller - Allows you to quickly and easily move the zip
� Internal Pocket - Provides convenient storage for small items
� Hanging Loops - Allows you to easily hang your bag for quick and easy drying
� ISO 23537-1:2022 Certified - Extensively tested to meet industry standard temperature ratings
SPECIFICATIONS
� Weight : 1.99 kg
� EN13537 Extreme : -23 °C
� EN13537 Limit : -6 °C
� Suggested Usage Max : 18 °C
� Suggested Usage Min : -3 °C
� External Chest Width : 80 cm
� External Foot Width : 80 cm
� External Length : 215 cm
� Maximum User Height : 190 cm
� Internal Chest Width : 78 cm
� Internal Foot Width : 78 cm
� Sleeping Bag Shape : Square
� Performance : 3 Season
� Fill Type : 60% Single Hole siliconised hollow fibre/40% polyester
� TOG Rating : 10
� EAN : 5059474017095
� Colourway : Pirate Black
Fabric Composition
Polyester 100%
Product Safety
This product is subject to specific safety warnings.
Complies with EN ISO 23537-1
M86E44
UK Deliveries
UK Standard Delivery within 3-5 working days
FREE for a Medium Parcel
FREE for a Small Parcel on orders over £50
£4.50 for a Small Parcel under £50
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UK Return & Refund Policy
Orders can be returned within 60 days of receipt
The products must be in their original packaging, with all tags and in original condition
Customers are responsible for return shipping costs, except for products that are faulty or damaged upon delivery
For faulty or damaged items, please contact Mountain warehouse Customer Service team
Return method:
Pack the items to be sent back securely in suitable protective packaging
Print and fill out the return slip, and make sure to include it inside the package you're returning.
Post your item to the address below and keep the tracking receipt as proof of return. For your convenience, follow here to the Royal Mail Portal to arrange return postage for your items. This is not a Mountain Warehouse operated service.
For Bulky Items we would recommend arranging a return via Parcel2Go.
Please retain proof of postage until it has been confirmed that your refund has been processed.
Please note that items sold by Leisureshopdirect Ltd cannot be returned to Mountain Warehouse stores.
Return address:
Leisureshopdirect Ltd
Unit 1
Atlantic Court
North Devon Business Park
Chivenor
Devon
EX31 4FP
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