REVIEWSIO is a product review site with easy to navigate browser for a hassle free shopping.
They are giving away up to 100% free and deeply discounted products in exchange for writing a honest and quality product reviews. All you need to do is to sign up, request the products you want, just wait for the email that your product have been approved.
After you receive a coupon code, Apply it during your check out on Amazon to avail your product for free or discounted price. I suggest to get an Amazon prime if you plan on doing reviews regularly, so you won't have to pay for shipping.
I have been reviewing products for a months now and I really love it, and I am sure you will love it too.