450d waterproof TPU shellAnti-abrasion prc-coated ripstop prevents water ingress and lasts longer Modulink connect systemCompatible with the detachable pioneer pouches & mission wheely Water resistant zippersHigh-grade, non-corrosive and long-lasting zippers you can trust Insulated constructionPe foam internal walls for the ultimate protection and insulation Padded 17” laptop pocketProtect your laptop and documents with a pe foam-padded compartment Fleece valuables pocketQuick access compartment for your phone, sunglasses or wallet Back support panelUltra-soft & breathable back support Large water bottle pocketFits bottles up to 100mm in diameter Internal tech storage compartmentsTech and accessory organiser pockets Side compression strapsCinch for compact & secure travel Compatible with: Pioneer Pouch 2L (detachable accessory pouch) Pioneer Pouch 15L (detachable accessory pouch) Mission Wheely (Can attach to the top handle loops to take a load off your back)