These metal ring sizer gauges and finger sizing measure sticks are standard measuring tool designed for accurately sizing and fitting rings, ensuring precise measurements for finger sizes. Features: Ring sizer mandrel is made of aluminum. The 27pcs ring sizer gauge set is made of zinc alloy, and a long service time. There are several sizes, ring size increments are clearly marked on each ring for full and half sizes. Fine workmanship With round outside and flat inside, smooth edges do not hurt your hands. The removable design allows you to take the right ring circle with you to the store to make sure you purchase the right size of ring. The ring sizer set has metal texture with polished surface. Elegant appearance, durable, and rust resistance. Specification: Ring Sizer Stick Material: Zinc Alloy Finger Gauge Material: Aluminum Color: Silver Stick Length: 24.8 CM Size: Standard US Size Rings Diameter: 11.6-22.3 mm Package Content: 1 x Finger Sizing Measure Stick 1 x 27Pcs Metal Ring Sizer Gauge Set Please Note: Due to manual measurement, there might be a tolerance in the product size. Due to the lighting effects and shooting angles, the color of the item and that shown in the picture might have a nuance.