Aquarian Port Hole Black 5 inch

With the Remo DynamO, you've got a cutting template and vent hole reinforcement all in one to deliver perfect results, every time. This tool gives you a perfectly sized port for easier mic and muffling access, along with the strength you need to keep your head looking and sounding its best. The Remo DynamO is made from high-strength laminated Mylar to prevent tears due to touring stress and repeat mic insertion.