6'x8' 21 oz Treated Canvas Tarp with D-rings color:Brown Shelf Life: 18 months or

Shelf Life: 18 months or longer

Brown and olive drab

9-10 oz per square yard

Viscosity: Medium

Silicon-treated to resist water and mildew

6'x8' 21 oz Treated Canvas Tarp with D-rings color:Brown Shelf Life: 18 months orTarp Supply Inc.'s Heavy Duty 21 oz Canvas Tarp is the strongest canvas, thus heavier than the 16 oz treated canvas tarps (colors available: green, mustard tan, brown, olive drab) and 18 oz treated canvas tarps (colors available: mustard tan and olive drab). Also, check out our 21 oz treated canvas tarps (only olive drab available). It's designed for outdoor use as the treatment gives off an odor and may leave stains residue, including when used in