Evans Strata Series Timpani Drum Head, 31.5 inch Drums & Percussion Temperature Range: 0 °C -

Temperature Range: 0 °C - 60 °C (32 °F - 140 °F)

It features a 130mm double nylon screen for superior performance and a bendable gooseneck to make sure it stays in the perfect spot

If you're looking for tone with classic PRS playability

Frequency Response @ -6 dB: 40 Hz - 45 kHz

High-precision quartz clock generator removes jitter and corrects off-tune

Evans Strata Series Timpani Drum Head, 31.5 inch Drums & Percussion Temperature Range: 0 °C -Evans Strata series timpani heads feature a smooth, calf colored coating designed to prevent timpani mallet wear and enhance the sound of the head. Strata's warm tone, clarity of pitch and articulation blend naturally with any ensemble. All Strata timpani heads are pre tensioned with a black powder coated insert ring for tuning consistency and additional hoop support. Available in incremental sizes 19" 37". Features Pre tensioned for tuning