Stainless Steel Outer And Inner. Screw On, Spill-Resistant Sip Top Lid. Single Wall Construction. Meets FDA Requirements. BPA Free. Hand Wash Recommended. This 24 oz Full Color Stainless Steel Newcastle Bottle is the perfect companion for staying hydrated throughout your day. Its sleek design features a spill-resistant lid and is crafted from durable stainless steel for long-lasting use. Ideal for workouts, commuting, or outdoor activities, it can be customized with your logo for promotional purposes, making it a great giveaway item for fitness events.