Dave did a really good article about bivvying a few months back (just checked – issue 43)
here’s the stuff they reviewed:
Alpkit Gourdon 20 Backpack
Alpkit Pipedream 400 Sleeping Bag
Alpkit Wee Airic Sleeping Mat
Alpkit Hunka Bivvy Bag
Alpkit Mytimug
OMM Classic 25 Backpack
OMM Mummery Sleeping Bag
PHD Minimus Sleeping Bag
Marmot Hydrogen Sleeping Bag
Rab Superlight Bivvy Bag
Osprey Talon 33 Backpack
Trek Mates Bivvy Bag
Generic Sleeping Mat
Thermarest Prolite 3 Sleeping Mat
Thermarest Z-Lite Sleeping Mat
MSR Pocket Rocket Stove
MSR Titan Mug
White Box Alcohol Stove
Duo Tarp
Deuter Trans Alpine 30 Backpack
Snugpak Softie Merlin Sleeping Bag
Eurohike Solid Fuel Stove
Topeak Bikamper EXP Tent
Terra Nova Laser Competition Tent
but it’s worth downloading the mag if you don’t have it for the full story.