Astro turf trainers series nike hypervenom nike hypervenom phelon suitable for kids for use astroturf ag colour green upper materials leather mesh synthetics shoe technology pebax outsole lining material synthetics fastener asymmetrical lacing number of studs 13 studs convenience features barefoot breathable sole materials nylon polyurethane tpu features padded sockliner conical studs large striking area weight 182 g improved skills ball contr