If you've recently added a new collection to your website through your Shopify store and would like this to appear on your Cloudshelf you'll need to log on to your Shopify account and select the Cloudshelf app where you can view your collections.
Here you can select your new collection:
If you would like to add some new collections to your Cloudshelf but don't have these listed on your website you can create new collections on your Shopify store by logging in and selecting
Products > Collections > Create collection
If you require any assistance with this please contact our friendly support team on firstname.lastname@example.org and one of our specialist support members will be in touch.