Originally crafted for Big Bore competitors' 57-round course of fire, the CASE-GARD 60 Series combines all the features of the 50 Series, with added capacity to hold 10 more rounds. Protects ammunition from moisture, ensuring rounds remain in optimal condition for use Constructed to resist warping, cracking, chipping, peeling and expansion for long term durability Durable red polypropylene construction provides long lasting storage for ammunition