Fengshang Stainless Steel Pendant Necklace Tree of Life Time Gem Fluorescent Lights This product induced luminous powder and absorbn of light exposure, the slow fluorescence released, so at night or in the dark, still see the light Stainless steel bead chain .NO clasp and pendant made of alloy. The day will absorb light, night light, like the tree of life, life and growth in nature The Chain is 24 inches; Item height:13 Inches Weight:0.27 OZ Pendant diameter:1.29inches Best gifts idea for Birthday gift, for girlfriend,for friends or yourself.100% Satisfaction Guaranteed High quality