Scuba tanks are often filled with air, similar to what we breathe on the surface, that are compressed to about 250 bar or 3000 pounds per square inch. Sometimes, scuba tanks are filled with special mixtures for special diving. You can also have a tank filled with NITROX that will enable a diver to have longer bottom time but shallower dives. You don t want to remember that you forgot your fins when you are already boarding your flight and you certainly don t want to find out that your regulator is malfunctioning as you enter the water for your first dive in Aruba. Also, you should make sure you have a diving insurance, like Divers Alert Network or DAN in order to ensure your safety when diving anywhere in the world. It has the vibrant blue beaches that are particularly apparent during the winter season. This makes people more engrossed with scuba diving even during winter. The wonders in Thailand can be visible in the underworld. Your exploration will not be limited on the corners of Thailand but beneath water the water as well. Most diving masks are made from rubber or silicones that create watertight seal with your face. Diving masks are also available like the full face mask that allows you to communicate verbally underwater. Diving fins help you to move freely underwater and it should fit your feet perfectly. The fins should never be too tight or too loose for you as it can hamper your swimming capabilities. For example, if you are certified as an open water diver, you are only allowed to dive in dive sites that have a minimum requirement of open water diver. However, if you are certified as an advanced open water diver, you can dive at dive sites that have a minimum certification level of open water and advanced open water. Below is a list of some of the basic scuba diving equipment used by the divers: Mask This is the most important equipment in scuba diving. It serves as your eyes underwater. Mask has various features. It is made up of a lens where you will have the view of the corals and the species underworld. It has also safety coverings that will protect your eyes from unnecessary components.