18K gold plating + 925 sterling silver material：Crafted with premium 925 Sterling Silver base and layered with real 18K gold plating, these rings resist tarnishing and maintain long-lasting luster. Hypoallergenic and safe for daily wear. Sun, moon, yin and yang philosophy design：Features yin-yang inspired sun and moon phases – the textured sun ring symbolizes energy and passion, while the crescent moon ring represents intuition and dreams. Wear together or layer with other rings. Couple rings + stackable combination：Unisex stackable design fits all genders (US sizes 5-12). Perfect as matching promise rings for couples, wedding bands, or self-love jewelry. Universe themed emotional gifts：Encased in a gift box with velvet pouch. Ideal for anniversaries, Valentine’s Day, or proposals. Engraveable inner band (contact us for custom messages). Satisfaction Guaranteed — Jeulia stands behind the quality of our products. Enjoy peace of mind with our hassle-free return policy and dedicated customer service. If you're not completely satisfied, we're here to make it right.