Nike Mercurial Vapor II SG Football Boot. The Mercurial Vapor is the ultimate lightweight performance boot, handmade in Italy this boot weighs less than 200g. The durable NikeSkin upper moulds to the foot to give superb touch on the ball while also providing excellent fit and support. The sculptured arch and revolutionary external heel counter help to create great stability and comfort. Used by players such as Thierry Henry and Ronaldo.