• Silicone and stainless steel
• Sports water kettle--creative weightlifting dumbbell shape design makes it more special and unique, you can also send it to your friends who love creative , a nice choice for them,sports water holder
• Dumbbell water bottle--the unique design will make you to be the center of attention, easily catching everyone's eyes,sports supply
• Sports supplies--lightweight size makes it suitable for work, the gym, school, or your daily activities,sports bottle
• Water supplement bottle--large capacity, suitable for work, outdoor sports, school, or other occasions,dumbbell shape bottle
• Gym water bottles--the workmanship of this product is , and you will have a good experience in using it,dumbbell water kettle