The 1100 Trunk Liner set is actually 2 bags stacked, to take advantage of the deep rear Spyder RT Trunk Lower liner is great for storing on the bike maintenance items in its handy 10-3/4" x 7-1/4" x 7" size The upper liner is great for travel packing in its 15-3/4" x 10" x 8" cavity Both neatly fitting into the Spyder RT Trunk Liners have stitched and sturdy easy-to-grab carry handles