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 sets of balls. This set includes four unscented felt balls with a branded charm and elastic string, making them easy to hang in your car and a 5mL bottle of our captivating Cut Throat fragrance oil, which features a masculine and spicy blend crafted with the finest Indonesian nutmeg, zesty lemon, and aromatic star anise. Together, they create a nostalgic aroma that is simply unforgettable. Once you've finished your 5mL fragrance, you can reorder our Cut Throat 15mL Fragrance Oil Refill or try a new fragrance from our selection.