Another first from Endura&44; fully seam-sealed waterproof Lycra legwear Ultrasonically welded construction & fast wicking Fieldsensor Entrant waterproof membrane & external waterproof stretch taping keep you bone-dry in even the wettest conditions Laser cut & bonded ankle zippers with snapdown pullers allow snug fit over overshoes Reflective ankle patches & reflective Endura logo on thigh offer excellent visibility Waist tie cord on tights Waterproofness: 20&44;000mm Breathability: 8&44;000gms