Made from heartwood of tamarind tree (Tamarindus indica), known as Galih Asem in Java (galih=heartwood, asem=tamarind). Very hard with reddish dark brown color. In Javanese culture, galih asem believed to bring salvation to the wearer. 10 x 12 mm average bead size. 20 beads per strand. 20.5 cm length (approximate 18.5 cm wrist size). Handmade, some beads not perfectly round and a little different in size, also there may be a slight defect on some beads. You will receive similar item as shown in the pictures. Due to the difference settings between monitor and the lighting, the pictures may not reflect the exact color of the item. We will ship your order using Indonesia Post with tracking number, 14-40 days to arrive (depend on the destination country), with possibility of delays in delivery. We need a physical address, cannot ship to a P.O. Box. We will not responsible for any delay by customs. Duties, taxes and other customs charges at the time of delivery are buyer’s responsibility. We understand that everyone has different expectations and perceptions, so when there is an issue, please contact us before leaving negative feedback. We will try our best to solve the issue.