When you buy through links on this page, HuffPost may earn a commission that helps support our journalism. Every product is handpicked by the HuffPost Shopping team, and prices and availability are subject to change. I got Crosby, a friendly Russian blue-tabby mix, as a kitten. As sweet as he is, he is prone to some problematic behavior. For the first year, the arms of my couch were in shreds and my partner and I hadn’t gotten a good night’s sleep in months. At night, Crosby would run around