$200;giro.com Thanks to an adjustable, skull-cradling cage and a rear-mounted dial, this is the most comfortable lid here. You can even adjust the forward rake to eliminate gaper gap between your goggles and helmet. (Please take advantage of this feature.) Gripes: Felt heavy, even with all the vents. Props: The optional Bluetooth speaker pods ($170) have the best sound quality of any helmet-phones we've tried, though that wasn't a formal criterion in this test.