VALUE PACKAGE You'll get 12-PACK baseball training balls compatible with endless fun. Each hollow baseball ball has a 9-inch circumference, classic ball design will help you develop strength. beginnersany baseball fanatics who want to improve their overall game.POP-BACK TECHNOLOGY Practice baseballs madeproprietary pop back material which allow them to pop right back into their shape after they're hit; These are made to withstand thousands of hits, lasting season after season, NO crackshatter!SAFE&HOLLOW DESIGN to 26 holes (not 16 holes) provide low flight resistance, true spinaccurate distance. The hollow design issafe to make it less intimidating compatible with beginners but strong enough to handle repeat practices.FUN compatible with ALL AGES The plastic baseballs are safe compatible with all ages to playthe design will not wallsfloors, makesallow nonstop fun whether outdoorindoor practice, neighborhood gamesfetcha pet.SCOPE OF APPLICATION Use them to play softball, baseball, paddle games, catch, street hockeyother ball games. physical education classes, playgroundsrecreational clubs. Designed compatible with safetyall-around fun