The New Hydro Flask Slim Cooler Cup White & Purple 12 Oz Wind Special Edition Is An Insulated Sleeve Carrier Made Of Stainless Steel. It Features A Double Wall Design With Vacuum Walls To Keep Drinks Cold For Longer Periods. This Bpa-Free Water Bottle Is Dishwasher Safe, Perfect For Outdoor Activities Like Camping And Hiking. The Sleek Design In White Color With Purple Accents Makes It A Stylish Choice For On-The-Go Hydration.