Mountain Hardwear HyperLamina Spark Sleeping bag

FROM: £143.99 £179.99
Size guide


Dispatched within 48 hours, or 3-5 days if sourced from store.


Order before 1pm for guaranteed next day delivery of this item*


On all orders over £150*


Reserve this item and collect it from one of our stores free of charge

Maximised warmth, minimised weight; this is the HyperLamina Spark. Featuring Thermal.Q synthetic insulation, this reliable performer maintains excellent loft and compresses down easily. The Lamina construction, performance mummy cut and zoned insulation all help to optimise thermal efficiency, resulting in a superlight bag that offers solid two-season performance.

  • Features:
  • Engineered to be lightest and warmest synthetic bag available
  • Welded Lamina construction enhances loft and eliminates cold spots
  • Thermal.Q insulation maintains excellent loft and compresses easily
  • Zoned insulation maximises warmth and reduces bulk
  • Face gasket and tailored hood help block draughts and seal in warmth
  • Half-length centre zip with double sliders for controlled ventilation
  • Comfort foot box follows natural foot position for maximum warmth and comfort
  • Performance mummy cut is snug, reducing girth, weight, and bulk and maximising thermal efficiency
  • Stuff and storage sacks included
  • Specifications:
  • Insulation: Thermal.Q synthetic insulation
  • Total weight: 830g
  • Max user height: 182cm
  • Stuff sack size: 15cm x 33cm
  • Available in left hand zip only
  • EN Temp ratings (comfort/limit/extreme): 5°C/0°C/-16°C

A tent and sleeping bag

Sleeping Bag Buying Guide

Learn More

Lake District

5 Amazing Campsites In The Lake District

Be Inspired

A luxury tent

5 Luxury Campsites For Families

Read More

Q & A

Have you got a question about this product? Have a look below, ask a question or we’d be happy to help via Chat or can call you back!