Asics Lethal Speed ST Rugby Boots - Vermillion Take to the field in a comfortable boot built for going fast - whether you're playing with a round or egg-shaped ball. Footballers and rugby players can both lace up this boot and give their opponents the run-around. Get a head start on everyone with a 10mm heel that improves acceleration. And kick comfortably with a one-piece synthetic leather upper, perfect if you're aiming for the top corner of the goal or the middle of the uprights. Get an extra speed boost with a 10mm heel that helps you accelerate and push off. Kick long and accurately with a one-piece synthetic leather upper. Choose your stud length with removable studs.