Material: handmade blue dyed cloth, thread, leather. Size: Large - Inner diameter of about 6.5 cm / Medium - Inner diameter of about 6 cm / Small - Inner diameter of about 5.5 cm, Thick wire diameter of about 1 cm / Fine wire diameter of about 0.6 cm (because all hand-made, finished size May have a slight error commodity/ Each piece is a designer's design/production/hand-dyed/sewn with both hands and a full heart. Therefore, even in the same style, the pattern design of the fabric will be different. Since each style is a unique pattern, the received product may differ from the photo, and it is acceptable to order again. This product is all hand-made, there may be some slight embarrassment, please forgive me! Because everyone has a different computer screen, there will be a slight color difference between the actual product and the screen. Maintenance and Storage / When not wearing, cover the product with opaque paper or cloth, and put it in a plastic bag to seal it. When it is placed in the cabinet, it will not be exposed to light, so it can maintain its color and stability.