These ocean drums can create a relaxing and peaceful atmosphere to calm your mind. Made of premium materials, very sturdy and durable to be used for long time. Easy to use, just tilt it slightly, and the steel ball inside will make the . Great for kids, stimulating children's interest in sound and music, can also be a good gift choice to your kids. Features -Color:Multi -Material:wood, plastic, iron beads -Size:20.00X3.00X20.00cm/7.86X1.18X7.86in -Size:25.30X3.00X25.30cm/9.94X1.18X9.94in -Easy to use: Simply shake the metal beads filled inside the ocean drums to create the sound effect of the ocean. -Good relaxing effect: These ocean drums can create a relaxing and peaceful atmosphere to calm your mind. -Long lifespan: Made of premium materials and good workmanship, you can use the wave ocean drums for long time. -Full of educational meaning: Great for kids, stimulating children's interest in sound and music, attract them much. -Good gift choice: This ocean drums are great family, friends, and music lovers on any special days like birthday, Christmas, New Year, etc. Package list: 1 x ocean drum(large size) 1 x ocean drum(small size)