The Hydro Flask Standard Mouth Water Bottle 12oz holds just enough to quench your thirst and is easy to stash in a purse or a pack.Unique Product Benefits: Smaller convenient size Ideal for kids Universal Benefits: TempShield Protected 18/8 Pro Grade Stainless Steel BPA-Free Durable, sweat-free powder coat finish (or the Classic Stainless option) Lifetime Warranty