Tennier Industries Multi-Season Sleep System USA Made

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Tennier Industries Multi-Season Sleep System USA Made


With over thirty three years experience manufacturing sleeping bags and sleeping bag systems; TII has taken the initiative to incorporate their knowledge into the development of the optimal design in sleeping bag technology.   This state of the art system provides the end user with a light weight sleep system containing our newly developed insulation and high tenacity nylon fabric. This multi-bag system can be used in various environments and climates, from rain forests to the arctic.


The System includes:

1 Outer ECW Bag
1 Inner Bag
1 Improved Bivy Bag
1 Poncho Liner/ Lightweight Sleeping Bag
1 Large Compression Sack
1 Small Compression Sack
1 Mesh Long Term Storage Bag



The TII Multi-Season Bags were tested in accordance with the EN 13537 “Thermal Requirements for Sleeping Bags” specifications with the following results:
TII 3 Season 6.53 1°C / 34°F -5°C -22°C
TII ECW 5.45 6°C / 43°F 1°C / 34°F 13°C / 8°F
Mulit Season (Bags joined ) System 8.82 -10°C / 14°F -18°C / 0°F -40°C / -40°F


Please Note:  The above test were done without the Improved Bivy Cover