Wooden frog-shaped percussion instrument with a unique dark brown finish. When the included stick is rubbed along the grooves on its back, it makes a sound like a frog croaking. There is a dent on one side of the mouth, but it appears to be present from the beginning (see photo 6). - Material: Wood - Design: Frog shape - Function: Musical instrument (percussion) - Color: Dark brown - Size: Approximately 6.5cm x 4cm (body) Thank you for looking.