http://www.pompeyocto.co.uk/2008/08/17/when-buying-a-mask-what-should-i-look-for/ Mon, 24 Aug 2009 08:48:46 +0000 hourly 1 http://www.pompeyocto.co.uk/2008/08/17/when-buying-a-mask-what-should-i-look-for/comment-page-1/#comment-4 fraggle Thu, 01 Jan 1970 00:00:00 +0000 http://pompeyocto.wordpress.com/2008/08/17/when-buying-a-mask-what-should-i-look-for/#comment-4 Dual lens masks are mandatory, especially for competitions. They are safer as less likely to break a lens, when compared to a mask that onlt has one large lens across both eyes. Dual lens masks are mandatory, especially for competitions. They are safer as less likely to break a lens, when compared to a mask that onlt has one large lens across both eyes.

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