XL size PET preform containers are the early stage of a large 4L water bottle.
BUT in this condition as it is now, this extremely durable and completely Waterproof, Crushproof, Survival Tube can be used in GEOCACHING as containers also! This container comes with a green cap. A Rite in the Rain log sheet is included.
Dimensions: 5" x 1 6/16" 123mm x 33mm