Features: of materials. It is a must for ring making Different ring sizes are provided to make. Ring size is marked on the ring model. It is accurate and convenient. 1 of ring sizer only,other accessories demo in the picture are not included Specification: Material: Plastic Color: Red,Blue,Black,White Dimensions: As pictures shown Weight: 22g Quantity: 1 Pc Package Includes: 1x Ring Sizer note: 1.Please allow 1-3cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.