We make hydration time fun fill up your kids day with hydrobrew drinkware water bottle by Sambox. Hydrobrew stainless steel water bottle is made bpa and phthalates free, non - toxic, food grade & eco - friendly stainless steel, sipper bottles is unbreakable and reusable water option for a healthy hydrated day. The double-wall construction creates a vacuum or a layer of air between the inner and outer walls, acting as a thermal barrier. This helps in maintaining the temperature of the liquid inside, whether it's hot or cold. Double-wall insulation provides excellent temperature retention. It keeps hot liquids hot for an extended time and cold liquids cold without condensation on the outer surface. The capacity of water bottle is 400ml to keep your kid full day hydrated, the sipper lid is lined with silicon which makes it completely leakproof, easy to clean - recommended hand washing. The water bottle is lightweight and come in great size and styles to suit different preferences and needs. It have wider openings for easy cleaning or adding ice, and great spouts for controlled pouring. Team them up with hydrobrew lunch box and have a great back to school. Specifications:• Product dimensions(cm) : 7.2*16*7.2• Product weight(kg) : 0.23• Packing dimensions(cm) : 7.2*16*7.2• Packing weight(kg) : 0.23• Capacity : 400ml packing includes:1*hydrobrew stainless steel tumbler water bottle.