HWB-I-C 3L rubber hot water bag

Water capacity: 3000 ml

Weight: 580 - 590 Gram

Color: customer made

Packing quantity: 20 pcs / carton

The 3L Hot water bottle now occupies an awkward, almost forgotten corner of the market. Its very existence hinges on a fading industrial memory—the molds used to produce it are no longer being manufactured or purchased by any factory. Every 3L bottle available today is shaped by relics, leftovers from an era that has since moved on.

Much like the old-fashioned filling apertures made of iron or copper—once standard, now obsolete—the 3L version has quietly fallen out of favor. It’s a size caught between convenience and excess, too bulky for some, not efficient enough for others. While smaller bottles thrive for their portability and larger ones for prolonged warmth, the 3L sits in silence, waiting for its remaining molds to wear out, one by one, until it becomes just a footnote in the history of household comforts.