If the tarp is woven (many poly tarps are woven, as well as canvas) then you’ll also get a weave count. Higher numbers mean greater strength, with 8 x 8 signifying a lightweight tarp, up to 24 x ...

Blue poly tarp ($7) or Rab Siltarp1 ($85), depending on how much weight matters to you. Set Up a Ridgeline. Trees are great for tying off a ridgeline to form the peak of your tarp.

Tarps. The cheapest way to cover a boat is with a polyethylene tarp. The common blue tarp is the least expensive and the least durable. More durable brown or silver tarps cost more. A silver tarp’s ...