F1 cover feature an extremely durable, abrasion-resistant, and water repellent 1,000 Denier nylon Cordura exterior, and a lightweight, yet impact-resistant foam inner barrier, bonded to a soft, non-damaging tricot lining. This line provides the maximum protection, shock resilience, and ease-of-use available in padded covers. Our F1 range is durable enough to stand up to the roughest local crews and countless truck packs, and is far and away the most popular choice among sound re-enforcement companies and speaker manufacturers alike. Our F1 covers are all available in the widest range of standard colors in the industry, including charcoal grey, navy blue, royal blue, red, maroon, purple, hunter green, brown, and, of course, basic black.