Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE view_product_availability (product_id VARCHAR, available_yn VARCHAR)
TABLE: CREATE TABLE products_for_hire (product_name VARCHAR, product_id VARCHAR)

### Question ###
What are the names of products whose availability equals to 1?

### Accurate SQL ###

SELECT T2.product_name FROM view_product_availability AS T1 JOIN products_for_hire AS T2 ON T1.product_id = T2.product_id WHERE T1.available_yn = 1