Strap with bonus (see photo on page 2) Blue Cat's Eye: Effective in enhancing concentration and restoring inner peace. This helps to relieve stress and anxiety, allowing for more positive thinking. - Material: Blue Cat's Eye, 8mm beads - Size: Inner diameter approximately 16.0cm (suitable for a typical woman's wrist). While it's a stretch type, it's recommended to measure your wrist before purchasing. Also, size adjustments may be possible for 300 yen if extra stones are available, so please consult in the comments before purchasing. The color in the photos may appear slightly different due to lighting conditions. Color: Blue系 (Blue-based) Material: Natural Stone Bracelet/Bangle: Bracelet Stone Material: Cat's Eye