Can hold up to 20 pounds of water and can easily be adjusted with visible 5-lbs graduations marks. Made from thick PEVA that is heat sealed to avoid leaks unlike other weights with sewn seams
Fits most backpacks and rucksacks with a capacity >40L for 2x Water Weights
When empty it is only 10 oz and fold down to 12x6x1 inches. Allowing you to stay in shape when traveling
BPA free plastic so it can be used with drinking water if kept clean