The best waterproof, dry bags for kayaking can basically be dropped into the sea, and still, the things on the inside will stay dry.
After all, there’s nothing worse than wet gear, except maybe wet clothes. In addition, you need your gear, particularly your clothes and sleeping bags to stay dry. However, packing a sea kayak is the tricky part, as you need to balance ease-of-access, performance, and accessibility. In fact, being able to travel far away and camp is one of the main draws of sea kayaks. Sea kayaks, in spite of their seemingly small size, can carry enough food and camping gear for a multi-week trip.