What's inside our Smelly Balls Set? - Wool air freshener balls - Fragrance Oil 5ml (0.17 fl oz) - postcard - Instructions on how to use our Smelly Balls Onyx Smelly Balls, keep it chic and classy no matter which vibe you’re going for! Black never goes out of style, which is why Onyx is one of our most popular set of balls. It's also a great choice for men! Paired with our Tobacco Vanilla scent - a sexy, masculine fragrance. If you’re unfamiliar with clary sage, orris root, and cedarwood, it’s time to get acquainted. These three notes are combined with leather, tobacco, and a hint of sweet vanilla to create a fragrance that is both masculine and sweet. Tobacco Vanilla is a fragrance for the ages.