Note : They are random delivery. The total weight of the products with package is approximately 0.26kg. Due to the weight of each product is different and shipped randomly , there will be some error in the total weight. there is about 30% off in transportation cost for you. 1. 6 per package(You will get 6 pieces). 2. Option description: ABCDEF meaning each one is different and random. AAABBB meaning that there are two random categories and three of each category is the same. AABBCC meaning there are three random categories and two of each category is the same. This one is required meaning that one of six must be this which you select and pay.Other are random.