650gm dumbbell water injection portable bottle

Sometimes you may want to use the dumbbell with different weights at home but don't want to buy a lot of dumbbells. At this time, this dumbbell shaped water bottle could give you a hand
2. The weight of this water bottle could be up to 1 kg, which depends on the water you inject into it
3. On one side of the water bottle sits the rotatable button, allowing you to pour the water inside
4. Worried that it will leak the water? The double layer sealed mouth could effectively keep the water inside. Don't need to get the wet hand after exercising
5. After exercising, you could place it on the floor, and its flat side could keep it in place without rolling easily
6. Once you or the baby need to exercise, you could always use this dumbbell easily. Just inject the water according to your need and then you could start it
7. This dumbbell shape water bottle could be as a simple conversation starter for old and new friends

Specification:
Capacity: 550ml
Filled water: about 650g