JR Superfly 10 Academy Turf Soccer Boots - Attack PackNike Jr. Mercurial Superfly 10 Academy Little Big Kids' Turf High Top Soccer Shoes Looking to take your speed to the next level? We made these Academy shoes with an improved heel Air Zoom unit. It gives you the propulsive feel needed to break through the back line. The result is the most responsive Mercurial we've ever made, so you can flash your speed and put the ball in the back of the net. Amplified Touch The upper is made of NikeSkin with embedded