About this item BUILT FOR COMPETITION: The Simbra sports practice field hockey balls are official size field hockey balls, making them the preferred choice of high school jv and varsity league field hockey and hockey players everywhere. PERFECT HOCKEY PLAYING EQUIPMENT: Designed with a light, cork and rubber core, the practice Simbra Sports turf sports balls respond to hockey stick contact with ideal trajectory and projection that you want during hockey practice drills. PREMIUM CONSTRUCTION: Boasting high-quality, durable materials, you can rely on these long-lasting field hockey supplies to maintain their integrity, hit after hit. HOURS OF PLAYTIME: Consisting of a dozen standard practice field hockey balls, each 12 pack allows for continual, uninterrupted play - if balls get lost during a practice game or hit out of bounds during drills, you will have a spare! VIBRANTLY COLORED FOR OPTIMAL VISIBILITY: With two choices of highly-visible field and ground hockey balls to choose from, you never have to worry about players or coaches not being able to see the ball. Bright colorful field hockey balls will be seen from a distance.