Package includes : Underwater camera housing(18-55mm port), Spare O-ring, Port cap, User manual, Cleaning cloth, Silicone grease(1 packet).
This underwater housing comes with 3mm neoprene cover that is used for protecting it during transportation, bumping to other objects in fresh water tank, avoiding direct sunlight, keeping UW housing temperature stable whether it is hot or cold outside. When it is hot, this cover will prevent your housing from overheating.