NDuR 38oz Pull Top Filtration Canteen - Olive Titanium highest for maximum light at

highest for maximum light at 230 lumens

While the horizontal seams are sewn-thru

The warm white version is about 28% lower in brightness

Adjustment from 0 to 100 lumens is done with one hand—even cold or gloved—operating a dial integral to the light assembly

length 105mm

NDuR 38oz Pull Top Filtration Canteen - Olive Titanium highest for maximum light atNDRs Portable Filtration Devices are the most sophisticated portable water purification devices in the world. Each containing an Advanced Filter featuring Seychelle Technology. Not only does it remove up to 99. 99% of chemicals and other contaminants like E Coli, Giardia and Cryptosporidium, it also protects against viruses and bacteria up to 99. 9999% in water that other filters cannot remove. Seen as one of the safest, most convenient, low cost