Inner diameter approximately 14.5cm. Uses Ope-lon elastic cord. Uses light blue glass beads, with chains and acrylic leaf beads attached (* ᴗ͈ˬᴗ͈) Although high-quality glass beads are used, there may be initial scratches, so please be aware of this m(_ _)m Also, the Ope-lon elastic cord is doubled, but please be careful as deterioration or snagging can cause damage ⚠︎ Glass beads Bracelet Polygonal Light blue Leaves