16" Tall X 8-9" Head Djembe Bongo Drum Model # 40m4 Legally Harvested, Environmentally Sustainable Mahogany wood, One-piece, solid shell construction Premium selected goatskin drum heads, with natural, authentic look and sound. 16" tall x 8-9" overall Head Diameter. Playing Surface: 7"-8" Shells are kiln dried with up to 20 coats of teak oil to protect and preserve the wood 5mm internally braided premium non-stretch alpine rope. Extra tuning rope wrapped around the neck for Mali weave tuning purposes