Airgonomic Comfort: Patented underarm cushions with innovative air bladders disperse pressure where users feel it most. Ergonomic and Adjustable Hand Grip: Naturally angled, soft gel handles reduce hand and wrist strain by 27.6%. Improved Traction and Stability: Patented FlexGrip Air Tips grip the earth and compress to soften every step. Fits Most Users: Easy to adjust for individuals 4'7" - 6'7" and an underarm height range of 39.7" to 62.8". Available in Sapphire, Slate, and Onyx.