Leakproof Cosmosisa Silicone Vacuum Insulated Bottle vacuum insulated bottle with black silicone carry loop. One handed drinking means no need to store or carry the lid. Comes with a double wall vacuum construction with Cosmosisa Silicone Vacuum Insulated Bottle insulation which means it keeps drinks hot for up to 8 hours and cold for up to 24 hours. The construction prevents condensation on the outside of the bottle. Content: 600 ml.