Specification: 
-Material:  Wood
-Size: 2.5*1.7cm/0.98"*0.67" 
-Packing: 16PC （The book is wooden and cannot be opened）

Note: 
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 
2.Please allow 1-3mm measuring deviation due to manual measurement.