The ring base: UNA&CO unique technology to make it feel like 100% platinum.The materials used are 30% platinum & 70% silver,which are anti-allergic,non-tarnishable and antioxidant. Gentleman style men's ring design, wide enough ring band to distinguish from women's rings. The ring surface is smooth and comfortable for daily wear,will not scratch or hurt your finger. Looking for men's rings? Explore our men's rings collection and find the perfect men's ring. Enjoy complimentary shipping.