Here's what other sites are saying:
Push your limits but be smart about it. The Gaia Everlast Canoe center bag offers increased flotation in case the river gets the best of you.
Super durable tandem canoe center float bag.The name says it all! This bag is constructed of 10 mil urethane that will never delaminate or leak. So go ahead - inflate and leave it...it is guaranteed by the manufacturer for life.Size (50" long, 36" wide, 23" deep).
Gaia Everlast Kayak Flotation Bag
Gaia Everlast Solo End Bag
Gaia Everlast Tandem Solo End Bag Pair
Gaia Standard Center Bag
NRS Split Kayak Flotation
NRS HydroLock Kayak Stow Float
NRS Canoe 3-D Long Solo Float
NRS Canoe 3-D End Float