Bellecode 7-star Prime Remy nano ring hair extensions. The smallest, most discreet bonded extension method available. Quality: 7-star Prime Remy human hair Bond: Nano tip for nano ring application Weight: 0.8-1g per strand, 25 strands per pack Lengths: 14" to 26" Nano rings are 90% smaller than standard micro rings, making them ideal for fine hair or hairline applications where maximum discretion is needed.