The structure is inflatable pillar, it have good character in water-resistance and wind-resistance. It's steady and airtight, the fabric coated with PVC double sides.

Tensile strength: 2478N

Tear strength: 1572N

Adhesion strength: 188N/5cm;

Temperature range: -20 +60

Welding Conditions: Hot-air welding

Water-risistance: Can prevent water(100-200mm high)from the ground

Wind-risistance: Can risisit strong wind(6-8grade)

Inflating time: 2-8min

It can used in the army, fieldwork, travel and so on.