Amplitude AmII Sleeping Bag - Sea To Summit UK

Amplitude AmII -4°c

Comfort and versatility for long trips when shaving weight is not your highest priority.

From £340.00

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Insulation Type
30D Nylon Shell & 20D Nylon Lining
Fill Power
ULTRA-DRY Down® 750+ Loft
Fill Weight
Regular: 450g, Long: 520g
Tapered Rectangle
Temp Rating
EN 2°c Comfort to -4°c Lower
Regular: 1095g, Long: 1205g
Selling Price

Designed for those of us who love space, versatility and plush comfort, the Amplitude™ is ideal for outdoor adventures that return to the same camp site each evening, for car camping road trips, crag-hopping van life or hut-based expeditions.

  • Spacious contoured rectangular shape
  • Multi-zip configuration converts bag to a standalone quilt for warmer conditions
  • Vertical chest baffles prevent down migration and cold spots
  • Oversized draft tubes prevent heat loss through zippers
  • Generously sized hood and dual cord adjustment for maximum warmth retention
  • Simple adjustable webbing loop system connects sleeping mat to bag
  • Large internal security pocket


Lifetime Guarantee

Premium Stretch Knit Expander Liner

This stretchy poly-cotton liner lets you sleep easily and avoid tangles as you turn in the night.


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Aeros Premium Deluxe Pillow

Whether in transit or the back country, our Aeros™ range of lightweight and compact inflatable pillows will award you a comfortable sleep.


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