temperature change gem ornament accessories nail ring face gem patch keychain necklace pendant color changing ring

Producing and selling custom-made temperature-sensitive color-changing jewelry, temperature-sensitive color-changing gemstone rings, pendants, key chains, and embedded color-changing gemstone development and production.
Product model: 6mm/8/10/12/14/16/18/20/25/30mm
6*8/8*10/10*14/12*16/13*18/15*20/18*25/20*30/30*40
Customized to sample, we promise to ensure quality and provide after-sales service. Contact us by phone: 18657931375 (WeChat is also available).