A World Class exclusive piece, which has been used at Super Bowls and professional shoots across the country. Each case consists of 10 boxes with 8 mine break shells in each box. These shell effects consists of color stars, golden & green comet tails, crackling blue & purple stars, whistling with reports, red comet tail, crackling with reports and red stars, all packed in a variety of colors and different patterns. Try these breaks and see what the "CRITICAL ACCLAIM" is all about. Great packaging and unique effect makes this item stand out in any situation.