Small size dry bag(2L&5L&10L) Perfect size for storing small items such as cellphone, towel, wallet, keys, camera, watch, socks, gloves, compass, etc... | Medium size dry bag(20L) Ideal for packing bigger stuff, such as clothes, mask snorkel set, shoes, sun protection items, flashlight, lunch box, etc.. Big enough for one-day trip. | Large size dry bag(30L) Suitable for holding more clothes, diving flippers, survival gears, kettle. Actually 30L dry backpack can be used for a several-day trip. PLEASE INQUIRY US BAGPLASTICS@GMAIL.COM | Plus large size dry bag(40L) Can hold bigger items, like wetsuit, diving boots, most kayaking or camping gears. It would be a great choice for one or two week’s trip. |