The inner liner is made of 304 stainless steel, drinking water more peace of mind, and long-lasting insulation without odor. One key to more energy-saving, one hand can easily open the drink. High-precision thread sealing design, with the lid elastic sealing ring, and the lid closely combined, super sealing water leakage. Sturdy and convenient carrying strap design, very convenient to carry out, shopping, and traveling. Made from stainless ateel material, measuring 9.45*2.7 inches, this custom outdoor sports drop proof insulated bottle 17oz. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization available: Print your logo or customize packaging and color schemes. Product Highlights: BPA-free, leak-proof, travel-friendly.