UMAI Insulated Water Bottle 720ml |Thermos Stainless Steel Water Bottle|Vacuum Insulated Flask with Rope & Carabiner|Hot & Cold Water Bottle for Travel & Adventure|Black-Grey Durable Stainless Steel: Our bottle is built to withstand the rigors of daily life & outdoor life. Rope Holder:Our rope holder allows comfortable & hand-free carrying, perfect for outdoor adventures. Built-in Carabiner: Securely clip your bottle to your belt loop or gear with the included carabiner Temperature Retention: This bottle keeps your drinks hot for up to 6 hours & cold for upto 12 hours. Wide Mouth Opening: The wide-mouth design makes it easy to fill, clean & add ice cubes to beverages.