Tested to IPX7 water and dust proofing standard so whatever race day brings

Using a highly grippy rubber strap

How does it mount: Your Samsung phone slips into an external case that has a Quadlock mounting receiver on the back of it

You decide on what you want to carry with the included adaptors

Material：6061 aluminium

Osprey Hydraulics Lumbar Reservoir - 2021 - 1.5L Lumbar PDP|Colour Tested to IPX7 water andOspreys Hydraulics LT 1. 5L Lumbar Reservoir by Hydrapak is made for those who prefer an off the shoulder hydration solution. Designed to fit in most lumbar packs, but perfectly pairs as an extra or replacement reservoir for Osprey's Seral lumbar mountain biking pack. Twin welded chevron baffles stabilize the water and maintain a flat profile. Thoughtful design makes filling, cleaning, andmost importantlystaying hydrated on the trail easier than ever.