The Nalgene Cap Loop-Top is a durable and versatile accessory designed for Nalgene water bottles. Featuring a convenient loop at the top, it allows for easy carrying and attachment to bags or belts. This cap ensures a secure, leak-proof seal when closed, making it ideal for outdoor activities or everyday use. Made from high-quality, BPA-free materials, it's both safe and rugged. With a design that fits Nalgene's wide-mouth bottles perfectly and easy maintenance, this cap enhances the functionality and longevity of your Nalgene container while ensuring your beverages stay secure and contaminant-free.