The Velcro material itself is not waterproof, however it is available with adhesive which is waterproof, so it can be used on materials that are constantly or often wet or underwater. A velcro 'seal' or interface is also not waterproof.
Macintosh
Roof water resistance is your roof's resistance to rain where waterproof asphalt felt is the actual waterproof material.
you use a strong material like wood and then put the tin foil over it, so it is waterproof because if you did not put a waterproof material on it would absorb the water and sink.
Usually nylon - since it's waterproof !
it is waterproof because it consists of a material called hybrofaxion
Non permeable i guess
Waterproof material is material that can withstand water. Waterproof material will not be damaged by the wetness of water being on it.
Waterproof material is material that can withstand water. Waterproof material will not be damaged by the wetness of water being on it.
anorak raincoat!
Leather is usually the most affordable waterproof car interior material you can purchase. You can also look for what is called pleather which is fake leather but is also waterproof as well.
the answer is "glass"
A cuticle is the waxy material that helps plants retain water.
Since you did not specify what kind of material, or its use, I would say a material that is smooth, translucent, and non-waterproof is human skin. It's smooth to the touch, you can see through individual layers of it, and it is not waterproof.
Yes, tarps can be waterproof, but not all tarps have waterproofing properties. It depends on its material and construction.
Vinyl and PVC are both cheap waterproof materials, but they don't breathe and can get kind of hot. I don't think of them as a very good material, but they are waterproof, and good if you think so.
Cover it in a waterproof material ;)