Sleeves to cover and protect your eGo threaded rechargeable batteries. Covers the threads to keep it clean and looks much better than the battery threads showing. Use with Megatwix, Vivi Nova, or Mini Vivi Nova where the clearomizers doesn`t cover the threads. Not necessary with CE4V2, CE4, CE5, CE6, or CE4V3 clearomizers. Protect your investment and look good at the same time. One sleeve cover per order. E cigarette images are for illustration purposes only and is not inlcuded with this item order.