DescriptionRing sizer mandrel comes from aluminum material and is solid strong, and the ring sizer set is made of stainless steel, polishing Cloth make the silver jewelry sparkling, durable and does not rust, smooth edges do not hurt your hands.Features- Color: silver. - Material: iron. - Size: 27 x 2.4 x 2.4 cm. - Lightweight, portable, and product. - This ring circles is smooth, no ridges and they can slid off like a real ring. - Easy to get the right size number. - Perfect for fitting wedding rings, class rings and other wide rings.- A perfect choice before buy a ring.