Description The strap is made of delicate agate material, durable and secure. The delicate details of the onyx design make it beautiful and a great addition to your watch or wristband. Perfect for friends, women, ladies, etc. You will be in a good mood. Features - Material: Onyx. Ergonomic shape, smooth surface, comfortable to wear. Easy to adjust the length to fit your wrist. All bracelets pass the pull test. Fashion design style, make your life simple but not simple. - Made of agate material, comfortable and excellent, suitable for business occasions, sports and daily use. -Comfortable, durable materials make these straps ideal for everyday and night wear. Due to different monitors and lighting effects, the actual color may be slightly different from the picture, and there are slight color differences, the actual product shall prevail. Due to manual measurement, please allow 0.5-2cm deviation.