Kokatat Hydrus 3.0 Stoke Drytop Rebecca Johnson, APRN,CNP Essentia Health Rebecca Johnson AMH Providers Appalachian Mountain Health. The Hydrus 3. 0 Stoke is an excellent all around dry top. Designed for weekend warriors to every day paddlers, the Stoke provides outstanding performance and features Kokatat's proprietary waterproof and breathable Hydrus 3. 0 fabric. Hydrus 3. 0 consists of a tough Nylon outer layer with a DWR finish to keep water out while a polyurethane micro porous middle layer and a soft polyester inner layer work in tandem to manage interior moisture. The Stoke has a dual adjustable neoprene outer skirt, a self draining zippered chest pocket with a convenient key lanyard, factory sealed seams, latex wrist and neck gaskets, and is backed by Kokatat's limited lifetime warranty. Technical Specs Hydrus 3. 0 (3 layer) fabric Latex gasket with neoprene punch through collar and cuffs Dual adjustable outer skirt incorporates "hook & loop" compatible neoprene Tropos Light inner skirt Self draining, zippered chest pocket with key lanyard Product Care Machine or hand wash cool with liquid detergent Hang to dry Do not bleach or dry clean Store it dry, hanging, or loosely folded