i have some in boxes like my trailers and lizards and creature baits and centipedes... i just keep the colors i use the most in my hard boxes then i got one of them shimano bags that zip weith the insert bags well i took that out cuase its a waste and i stacked all the rest of my soft plastics in it so i have them too cause u never know and its always good to be prepared....but as far as i know they wont leak...... i wouldnt let them bake in the sun on your casting deck i have never done that but they wont if they are out of direct sunlight....