Description: Small size and lanyard design make it very convenient to carry. The 360-degree adjustable feature allows you to adjust it according to your needs. Exquisite and professional workmanship makes it very sturdy and durable. Clear vision and large viewing range make it very reliable and practical. It is made of ABS and glass lenses material, which is very durable to use. The diameter of this product is 5.9cm and the thickness is 1.4cm. It can be used in narrow spaces such as caves, boat diving, etc. when rear view is inconvenient. Item Name: Diving Rearview Mirror Material: ABS, Glass Lenses Features: High Clarity, Easy to Carry, Large Viewing Range Size Details: Size: Diameter x Thickness: 5.9cm x 1.4cm/2.32" x 0.55" (Approx.) Rope: Length: 35cm/13.78" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Diving Rearview Mirror (with Rope)