Whether it’s a cosy hot tub, a full-sized pool or something in between, having a private place to take a dip at home is one of life’s greatest luxuries. There is little that compares to shrugging off the day’s troubles with a few relaxing laps or a good book and the gentle massage of…
1 - start by reviewing stuff you already use and love
2 - make contact with PR reps or directly with the publicity contact for the companies who put out the products you're interested in reviewing (P.S. after a while, you'll start getting contact directly FROM reps who want YOU to feature their products)
The best piece of advice I can give you is to say that the more exposure you have and the more PR reps like your blogging and writing style, the better chance you have of getting contacted directly, and then the product review requests will start trickling in.