authentic solid sterling silver franco box link .925 rhodium necklace chains 1mm - 5.5mm, silver chain for men & women, made in italy, next level jewelry - 1.5mm,20" next level jewelry <p><strong>next level jewelry</strong>®<p><strong>product info</strong><br>• pure 925 sterling silver<br>• resilient to daily wear<br>• rock-solid links<br>• supreme quality<br>• hypoallergenic<br>• sturdy lobster claw closure<br>• gift packaging included<br>• 925 italy stamped</p><p><strong>weights (approximate)</strong><br>• 1mm - 0.20 grams per inch<br>• 1.5mm - 0.30 grams per inch<br>• 2mm - 0.42 grams per inch<br>• 2.5mm - 0.70 grams per inch<br>• 3mm - 1.2 grams per inch<br>• 3.5mm - 1.7 grams per inch<br>• 4.5mm - 2.4 grams per inch<br>• 5mm - 3.1 grams per inch <p><b>pendant/charm bail sizes</b><br>• 1mm - 2.5mm bail<br>• 1.5mm - 2.5mm bail<br>• 2mm - 2.8mm bail<br>• 2.5mm - 3.2mm bail<br>• 3mm - 4.5mm bail<br>• 3.5mm - 5.1mm bail<br>• 4.5mm - 5.9mm bail</p> <p><strong>jewelry care</strong>: you may clean the product with a bit of water and a non-abrasive cloth. never expose plated jewelry to chemicals. do not use jewelry cleansers as they are chemical based and are not made for plated jewelry. for safe keeping, keep the jewelry stowed away in a cool, dry place.</p><p><strong>contact & support</strong>: for questions or inquiries about any of our products, or simply about an order you've placed, please feel free to contact us through amazon's messaging system. we're here to help :)