Resonant drumhead hole cutting template

Provides added durability to the vent hole when using bass drum microphones

High strength adhesive backing

Provides vent hole for all Drum Mics

The DynamO is a hole cutting template for resonant Bass drumheads that provides a vent hole for all drum mics. The DynamO is a laminated Mylar with a high strength adhesive backing providing added durability for the drumhead to prevent tearing when adding or removing microphones. Available in black and white sizes 5.5", 7", 9" and multi packs.