YETI COOLERS RAMBLER SERIES BOTTLES - Keeps Drinks Cold To The Last Drop - Double-Wall Vacuum Insulation;YETI STAINLESS BOTTLE WITH LEAK-PROOF CAP - Insulated Triplehaul Cap Is Leak-Proof， Protects From Spills， and Makes For Simple Carrying;YETI COOLER ACCESSORIES ARE DURABLE - Made With Kitchen-Grade 18/8 Stainless Steel;EASY DRINKING AND CLEANING - Over-the-Nose (TM) Technology;100% SATISFACTION GUARANTEE