The ocean drum is very exquisite. It can create ocean sound, making you enjoy the sound of the beautiful blue sea.Features:A small amount of steel balls inside the drum delivers a fantastic sound effect when rolled over.It can create sound like waves crashing against rocks or waves slowly lapping at a beach.The figure around the drum makes it different and special.Made of high quality material, well constructed for long time daily use.Specifications:Main Material: Wood & Goat SkinItem Size: 8"(20 * 5.5cm / 8 * 2.2in), 10"(25 * 5.5cm / 10 * 2.2in)(optional)Item Weight: 8"(213g / 7.5oz), 10"(336g / 1 1.9oz)Note:The ocean drum has 3 patterns, and they will be sent randomly.Package List:1 * Ocean Drum