The SwitchBack Tarp is made from 1.9oz waterproof ripstop nylon or 1.1oz SilPoly. The overall measurements are 69"x120"

The SwitchBack is a bigger brother of our Baldy Mountain. Same Tieouts and all, just 69" Wide.
 
1.9oz ripstop finished weight is 1lb 6oz in a G3 pouch
1.1oz SilPoly finished weight is 9.6oz in a G3 pouch