External Diameter: 3.0mm, Internal Diameter: 1.5.
Available color: Red wine, Brown, Blonde, Dark Brown, Black.
Material: Aluminum
Installation method is cold fusion method same as standard silicone lined micro ring, you need only nano ring fitting/removal pliers and rings threader and we also have the tool kits needed to install these beads.

Technical Details

Product Details

Package Dimensions
Width : 1.9 inch
Height : 0.6 inch
Length : 2.5 inch

Shipping Weight: 0.8 ounce (View shipping rates and policies)

ASIN : B00V4HHVSW