This waterbag from is one-of-the-kind and most sturdy water-filling weights for workouts. The air-tight technology can make sure air and water won't leak out even over a year. FOSFIT uses the same material used to make lifeboats making this waterbag extremely durable and can withstand thousands of use. 

FOSFIT is perfect for people who like to exercise but is limited to: 1. Tight and small space; 2. Frequent travel and don't have access to a gym or workout equipment.

Please find below quick review videos on how to setup the waterbag and different workouts you can do with it at home or anywhere you like!

1. Bag forward squat
2. Triceps workout
3. Over-shoulder squat
4. Bench / floor press
5. Left-leg squat
6. Right-leg squat

7. Biceps Lift (Arm Curl)
8. Kettlebell Swing
9. Dead Lift
10. RDL
11. Bend Pull

Waterbag Setup         https://youtu.be/Zu1ihgCYuas

Waterbag Workout I   https://youtu.be/Jcs1-LVwzwE

Waterbag Workout II  https://youtu.be/bLhYIFGfugA

Waterbag Workout III https://youtu.be/Q8HOK4eRJUg