XBall Silver Series is a premium quality formulation for the heavy demands of commercial Game Fields, Tournament Promoters, and Pro Shops. Formulated to function in every kind of marker, from Timmy's to Tippmanns, XBall Silver carries the torch at game sites and Team practices, regional tournaments and league play. FILLS: Field Operators and Players crave the break-on-target reliability. XBall Silver's bright fills are easily seen by Referees. (Washable). SHELLS: XBall Silver gloss shells reliably break on impact, yet endure abuse from rental markers and modified high-speed guns. BOX: Procaps' classic "StrongBoxT": 2000-round 4x500 case. Also available in Bronze and Gold series.