UmberBox - Stainless Steel Water Bottle, Double Wall, Vacuum Insulated, Wide Mouth, Bamboo Cap, BPA Free, Hot 12 HRS Cold 24 HRS, Leak Proof, BONUS - 2 FREE CAPS 20oz PREMIUM 18/8(304) FOOD GRADE STAINLESS STEEL BPA FREE SPORT BOTTLE: UmberBox bottles are made with top quality 18/8 food grade steel which is rust free, non toxic. Its non corrosive qualities helps retain freshness for long hours. Eco-friendly and safe to use by the whole family. DOUBLE WALLED INSULATION KEEPS LIQUIDS 12HRS hot / 24HRS COLD: Double wall seals the temperature of the drink inside while you hold the bottle with ease in spite of the liquid inside being piping hot or ice cold. Have a hot cup of tea or coffee on a cold day or have ice cold drink on a hot day. WIDE MOUTH: UmberBox bottles have a wide mouth that helps add ice and pour your drink with ease. The wide mouth also helps ease cleaning the bottle. BAMBOO CAP + BONUS 2 FREE CAPS: 3 interchangeable caps make it convenient for you to use the bottle. Conveniently sip through the flip and sip straw Sport Cap. Loop Cap with carabineer is perfect for securing to bags for outdoor use. Premium Bamboo Cap will represent you elegantly and with style in the office, at the gym, during yoga or on the road. 100 % SATISFACTION: UmberBox Stainless Steel Vacuum Insulated water bottle is designed to provide years of worry-free use and includes a Limited Lifetime Warranty which covers any workman defects and material.