LOCKS IN ODORS | The rubber O-ring lining & screw cap of this keychain is designed to provide an airtight seal, locking in odors. Because this pocket-sized and portable container keeps smells from escaping, you'll be able to keep the contents fresh and safe. LIGHTWEIGHT, DURABLE CONSTRUCTION |  Crafted out of heavy-duty, aircraft-grade, anodized aluminum to protect your flower from being damaged in your pocket or bag. DISCREET AND SLEEK |  This keychain is our smallest storage tube and a great accessory to carry with you while on-the-go! These small metal tubes keep items stashed away securely, are also portable and  fit into the pockets or webbing of our Smell-Proof, Carbon Lined Cases, Wallets and Pouches! RISK-FREE GUARANTEE | At ONGROK, our goal is to "ENHANCE YOUR EXPERIENCE", by bringing you the best service and products possible. If you're ever dissatisfied, reach out to us online, and we'll be certain to make things right!