Plastic. The sort of plastic that, say, an mp3 player is packaged in but wrapped into goggle shape. Lightweight, flexible, and very strong.
How much does a pair of what kind of goggles cost? What would you like to use these goggles for? Swimming goggles are not the same as skydiving goggles, and neither of them are as impact resistant as goggles made for shooting or playing paintball or airsoft.
Swimming goggles are made with plastic and rubber.
Technically, a harness/container, main and reserve parachute are all that is required. An altimeter, helmet, goggles, gloves, clothes, and shoes are optional.
Inuit snow goggles are made out of leather, bones, or ivory. But newer ones are made out of wood:)
Safety goggles are usually made out of polycarbonate plastic. Sometimes they are made out of impact resistant safety glass.
goggles
If first you don't succeed, skydiving is not for you.
Skydiving is always cool ;)
plastic
There is nothing like skydiving in Bangladesh.
If you do a lot of skydiving yes it will. This is because skydiving requires significant fitness when many jumps are made (e.g. more than 500 a year for example). During a typical day, you may loose a few pounds of weight if you are training and do not keep hydrated.
Usually silicone