This is the Stanley flask that never lets you down - unless, of course, it's empty. Its retro look, portable size and slim silhouette mean it can fit into any situation. The opening is wide for easy filling (no funnel needed). The stainless steel construction with a leak-proof cap makes it even more durable.

• 18/8 stainless steel, BPA free
• Waterproof + compact
• Never-lose cap with wide opening