This 18 piece Card Kit is part of the Artoptions Avesta Collection from 49 and Market. This kit includes enough cards and envelopes to make eight cards. There are also two sheets of rub-on transfers and eight sticker seals. There are four designs of cards and envelopes, two of each. These cards and envelopes are made from all the beautiful papers in this collection. There are assembly instructions on the back of the package. These products are all acid free.