Features: 1) With pins 2) Hollow inside 3) Water impervious 4) Float on water, loating capacity 30kg, and Fix the gasbag 5) will add the loating capacity 6) 150kg capacity, and Load 400kg don't ruptured 7) L1840 x W440 x H50mm, N.W: 7.5kg 8)L1870 x W470
x H70mm (packing size), G.W: 8.5kg 9) X-ray translucent 10) Material: HDPE