Content Writer for Products on Sports Site

We require Content Writer Sports Site. This will be to add content to products we have no descriptions on and in some cases extend descriptions that already there. On High Priority blank descriptions we need 300 words min but wouldn't need much more. On Med Priority blank descriptions we need 200-300 words. On Low Priority blank decriptions we need 100-200 words. On products with descriptions be more likely to be 100-200 words just to create unqiue content vs suppliers standard describtions. On High Priority research would probably be required to make we get unique, detailed none Plagiarism content. We will check for Plagiarism so don't attempt it. Some bullet points etc which standard can be copied but must be fully unique content piece as relates to SEO rankings! On Medium Priority small research or ability's to write based on pictures of product be sufficent to get it done quickly. On Low Priority no research required just write as you see from picture with engaging content. Must have knowledge and understanding of keywords and writing content that hit Yoast SEO requirements for keyword dentenitsy, use of keyword in first paragraph etc. Will consider either price by each level (high,medium,low) or hourly price. If given hourly price we will need expectation on time per post based on different levels.