Mountain Equipement Co-op Water Backpack Carrier- comes with blatter. Light weight 15 oz.,slim line, comes with inside zipped pouch, comes with outside netted pouch 6" wide, 10" long. Great for biking also! Overall size is 18" long by 7" wide.Has shoulder straps and waist strap. BRAND NEW- NEVER USED. Please call 250-889-8766.