Front center zip for ease of putting on Super lightweight design No side panels for maximum breathability Form fitting super soft foam Fully adjustable shoulders with padding Adjustable waist area for correct fit Large hydration pocket on back holds a bladder up to 1.5L Hydration tube guides position the mouthpiece for hands-free use Hi Vis Fluro colour options for maximum visibility Two secure closable mesh pockets with internal secure lanyard ISO 12402-5 (Level 50) certified How Does It Fit? Worn high on the mid-section for maximum arm movement Super soft, form-fitting foam bends around the body No side panels for maximum breathability Adjustable waist area and shoulder straps allow for correct fit