+1 on the Wolfman Dry Duffel. I use the size large on my Wee-Strom behind me. Lots of room when fully open, cinches down for less. Love it.
Doug in Kentucky
2009 Suzuki Burgman 650 Executive, 1980 Honda Express NC50
USMC 1970-1978: HMH-463 Evacuation of Saigon - April 1975, Evacuation of Phnom Phen during the Killing Fields Spring of 1975