evo.com | Rab(R) Shell Pants > The Rab(R) Khroma Kinetic Bibs are made for superior comfort and performance on your biggest expeditions. The Proflex(TM) fabric has a stretchy, softshell feel that makes kickturns a breeze with the bomber 20,000mm / 25,000g waterproof-breathability of a hardshell. Thigh vents let you dump heat quickly and a dropseat makes bathroom breaks a little easier on multiday missions. YKK(R) AquaGuard(R) Front Fly Zip Regular Fit 20D Stretch Woven Nylon 3-Layer Waterproof Technology with fluorocarbon-free DWR 20,000mm / 25,000g/m^2 Integrated Matrix(TM) Stretch Double Weave Nylon Back Two Thigh Pockets | Rab(R) Khroma Kinetic Bibs Men's 2026 - 2X-Large Green | Nylon