Thicker-wider temple blocks out more sunlight - it's pretty simple. You know, the more fashionable typed 'flatter' fitting shades don't block out side glare, because the let light in the sides. Thicker-wider-chunkier templed shades do make your life more comfortable, but the look they give doesn't appeal to everyone. The ones that do dig the look tho?...they're truly winning in the sunglass world, thats for sure.
