Enjoy the calming sounds of the ocean with the Meinl Sonic Energy Wave Drum. With a sealable filling port, you can easily adjust the amount of beads inside to control the volume. Move the instrument from side to side for a peaceful experience that will make you feel like you're on a seaside vacation. Perfect for meditation, yoga, relaxation, sound healing, and percussion, this vegan-friendly drum is filled with glass and metal beads and weighs 854g (30.12oz). Its 16" diameter provides a soft and soothing sound, reminiscent of a gentle sea breeze.