The Stanley 30 oz Quencher’s Review: In the world of reusable drinkware, few products have achieved cult status quite like the Stanley 30 oz Quencher H2.0 FlowState Tumbler. This 30 oz stainless steel marvel has become a staple for everyone from … Continue reading The Stanley 30 oz Quencher H2.0 FlowState Tumbler: A Hydration Power-Tank for Modern Lifestyles