A unique, synthetic drum that sounds similar to a djembe, the Toca Kalani Flex Drum features a removable head that can be played like a frame drum. They"re also stackable, so you can store more drums in less space. Six stacked drums weighs less than 30 pounds, so they"re remarkably portable.Designed in collaboration with percussionist and educator Kalani Patented, ultra-light drum has a 23" tall synthetic shell with an 11-1/2" diameter head Pre-tuned, removable synthetic head is also a frame drum Stackable shell makes transport and storage easy Adjustable shoulder strap Protective nonslip rubber bottom