Features: 1.Top quality, largest selection, ,Meet different weight measurement requirements. 2.Compact, high-performance design,Aluminum boxes are packed for easy carrying and storage. 3.This is a must have for anyone with a pocket scale. 4.This accurate calibration set has all of the weights you will need and more! Brand new with high quality Type of weight: 1mg 2X2mg 5mg 10mg 2X20mg 50mg 100mg 2X200mg 500mg 1g 2X2g 5g 10g 2X20g 50g 100g 2X200g 500g Material: Stainless steel colour: silver Package Contents: 24 x calibration set(1mg 2X2mg 5mg 10mg 2X20mg 50mg 100mg 2X200mg 500mg 1g 2X2g 5g 10g 2X20g 50g 100g 2X200g 500g) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.