Technical Features: 1) Product size (L x W x H): 220 x 55 x Open size: 230*17*55cm Folding size: 103*14*22cm Packing size: 105*16*24cm Loading Capacity: 159KG N.W.: 9.4KG G.W.: 10.5KG Stretcher used for seriously injured person ,it is made of aluminum alloy ,it can save the rescue time ,it has characteristics of durable water -proof ,small-size as it can piled up ,so it can save he storage space, what more is that it can avoid the pollution of the flood