Lifeline essential cleat covers shimano spd slthe lifeline essential cleat covers provide an effective shield for your shimano spd sl cleats for when youre off the bike by preventing your cleats from getting damaged or clogged up with dirt with these fitted the life of your cleats and in turn your pedals is prolonged in addition they make walking in your road cycling shoes much easier and more comfortable features compatible with shimano spd sl type cleats reduces cleat wear improves w