Boa® Closures Lace Up New Balance, Asics, Adidas Outdoors Boa® 's closure - have been SOP on snowboard/ski boots/helmets for years-but now the floppy laces' slayer convenience... via GIPHY no more slip+trip and lightweight comfort... on sneakers...is rapidly gaining favor. BOA's push up/down release dials (sport specific including a new run specific system of the TX4™ soft lace, FormTX™ textile guides-a blend of nylon and Teflon®- and the secure low profile L6 dial)- don't add up -onto a shoe's weight (a good thing), plus reduce chaffing/lower friction-are addictive, IMO...once one experiences' it. New Balance FuelCore Sonic ($109) is for the fast+furious-or those who wannabe. In Men's (8.5oz)+Women's (7.3oz) running shoe-w/ bootie construction- ultra-breathable mesh upper combined w/ minimal cage support-kept secure w/ Boa closure.