Seneca Blue 100's Box is a carton of cigarettes from Seneca, a brand produced by Grand River Enterprises known for affordable, quality tobacco products. The Blue variety is a light cigarette offering a mellow, smooth smoking experience without sacrificing satisfaction.

Each carton contains 10 packs (200 cigarettes total) in the 100mm length format, which provides a longer smoke compared to standard king-size cigarettes. The box packaging keeps cigarettes fresh and protected. The Blue designation indicates a lighter tobacco blend for smokers who prefer a milder taste.