AHEAD Armor Drum Cases, the innovative cases feature several major breakthroughs in drum bag design, including the patented “TruForm” teardrop shape and “DynaZip” multi-directional zipper along with the “DX-Core” internal padding system. These drummer-friendly designs not only advance the state-of-the-art, they completely change the conversation about the reliability, safety and convenience of soft drum cases. Indeed, the advantages of Armor cases begin with their unique shape. Employing Revolution’s patented “TruForm” design, the shape of each case corresponds to the “true” shape of the drum plus its mounting hardware. The universal, teardrop design allows a much snugger drum fit. It also allows dealers to reduce their inventory by eliminating the need to double-stock separate bags for tom-toms with and without suspension mounts and bass drums with and without tom mounts. Secondly, the patented “DynaZip” zipping system makes it easier to take the drums in and out of the cases by combining an ingenious cutaway design with a zipper that travels along the diameter of the case as well as down both sides of the cutout. Finally, the Armor cases incorporate AHEAD’s exclusive “DX-Core”. The drum-hugging DX-Core provides the security of two layers of high-impact foam padding plus the softness of premium-grade Sherpa Fleece lining. This significantly increases both the shock-absorption of the bags and the protection of the drums. Yet, the plush interior is complemented by the stre