THE SPRING DRUM THUNDER TUBE IS A REMO ORIGINAL THAT FEATURES A THUNDER- LIKE EFFECT THAT KIDS LOVE. CONSTRUCTED WITH AN ACOUSTICON® SHELL, A FIXED SPRING, AND FIBERSKYN® DRUMHEAD MATERIAL. COVERED IN A LIGHTNING GRAPHIC, THE SPRING DRUM THUNDER TUBE CAUSES THE SPRING TO VIBRATE WHEN SHAKEN, CREATING THUNDER-LIKE SOUNDS. IDEAL FOR RECREATIONAL AND SOUND EFFECTS APPLICATIONS. AVAILABLE IN VARIOUS FINISHES. SIZE: 2.32" X 7".