Kesyno Silicone Superhero Vape Bands Tank Band Batman Superman Flash Captain America (Pack of 4) These Vape Rings are a simple design. The anti slip rubber helps you with those hard to turn mod locks. Directly fit on your mechanical mod or rebuildable atomizers. Also serves as a bumper for your tanks and can save your mod from minor scratches. Gives extra grip when holding your mod as well, especially in wet conditions. Vape Ring Rubber Silicone Anti Slip Package include: 4pcs Rubber Silicone Ring Band