copywriting for product categories on new ecommerce store

I am creating a new online store and I need copy written for each category of products for SEO purposes. Each category needs 350-400 words to describe each one. The website is [login to view URL] The categories are Backpacks Drones Fitness Trackers GPS Trackers Mens Hoodies Womens Hoodies Ladies Leather Bags Mens Leather Bags Sunglasses Mens Watches Womens watches Here is an example of backpack content - iTicks range of backpacks are the latest the globe has to offer. We have travel anti theft backpacks with USB plugs. We have stylish leather backpacks. We have backpacks with beautiful prints and of course school backpacks. Our range has been hand-picked by the iTick CEO and every item is here because it is a proven seller. iTick likes to give its customers what they want. iTick backpacks keep you organised and travel well. Each one is designed to organise, store and protect your belongings, while offering comfort and durability. You will always have everything you need in easy reach and be ready for wherever your day takes you. Our range is fantastic Suitable for an enormous array of activities and functions, we have all you need to carry your gear, wherever you are going. Fill your backpack with other accessories and equipment. Fashionable, functional, energetic and stylish are the best description of our backpack collection. All have high quality fabric canvas, cotton nylon or genuine leather, iTick has got you cove