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Protect & Refresh Your Batteries — Replace torn or damaged wraps easily. These heat shrink PVC sleeves provide a safe, protective layer to prevent shorts and extend battery life. Pre Cut for Perfect Fit— Each wrap is precisely sized for 18650 cells, making installation quick and frustration free. No trimming required. Easy to Apply — Simply slide on the sleeve, reposition the insulator ring, and shrink with a standard hairdryer. No tools or special equipment needed. 8 Unique Super Hero Designs — Personalise your batteries with bold, colourful artwork. Each pack includes 8 different designs. High Quality PVC Material — Durable, flexible and reliable. Customers praise the look and ease of application, noting excellent results even for first time rewrappers. Important Note — Insulator rings are not included. Retain the original ring from your battery before rewrapping.