Anyhow, I hate to pan them, because I love the idea. So I'll give these a 2 and assume "it's not you, it's me".
CONS: Hard to install
PROS: Lightweight, Easy to Install
Q & A
This seems like it would fit the bill for what you are wanting to do, but we can't verify for certain that it will meet your needs. We have used these with cycling glasses with good success.
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