O\'Neill Slasher Kite Vest - Acid Black The O\'Neill Slasher kite impact vest is an essential for any kitesurfer so that when you come of your board at speed you are not winded by the impact of hitting the water.  The lightest vests in the water just got lighter, stronger and dry faster than ever. Minimal Bulk Design Strategic Armhole Size Nytrolite Foam Tech Stretch Neoprene Reversible Design 100% UltraFlex DS Front Zip YKK Zipper with Safety Tab Segmented Foam Core Anatomical Flex Points