1.Size and weight: necklace girth 45cm, pendant 2*3.7cm, earrings 1.5*2.1cm, ring 1.5*2.1cm; 26g. 2.Material: alloy, crystal. 3.Applications: ideal gift choice, couples jewelry, anniversary jewelry, girlfriend gifts. Makes a perfect couples gift for anniversaries, birthdays, weddings, Valentine s Day, Christmas,Honeymoon, or Just Because! 4.Jewelry care: storing in jewelry box, avoiding contact with oily hard substances and chemicals, cleaning with warm water, wiping with soft cloth and do not wearing when bathing.