BPA-free double-wall 304 Stainless Steel body keeps drinks cold for hours while maintaining a sleek, portable profile. Its neck is crafted from single-wall stainless steel, for easy sipping and the body for adding ice and hassle-free cleaning. Personalize with screen printing, engraving and UV print to showcase your logo, or design—ideal for promotional giveaways or branded merchandise. Leak-proof and generous capacity, it’s a must-have for flights, beach trips, gym sessions, or office use. A practical yet stylish promo gift that keeps your brand in hand at events, corporate swag bags, or retail promotions.