Toca TFLEX-11G Kalani Flex Drum Designed in collaboration with percussionist and educator, Kalani Patented, ultra-light drum has a 23" tall, synthetic shell with an 11.5" diameter head Pre-tuned, removable synthetic head can also be used as a frame drum Stackable for easy transport; Includes an adjustable shoulder strap Perfect for classes, drum circles and other group drumming events