ISO 25649-5:2017 is applicable for CLASS C classified floating leisure articles for use on and in water according to ISO 25649‑1 regardless of whether the buoyancy is achieved by inflation or inherent buoyant material.ISO 25649-5:2017 is to be applied with ISO 25649‑1 and ISO 25649‑2.NOTE 1 Typical products forming class C (see Annex B):- tube riders towable with interior holding facility and closed cockpit;- raft riders towable;- board riders towable;- banana type towable.NOTE 2 Typical places for application:- distant from bathing areas and other frequented water surfaces, wide empty spaces, dedicated racetracks (parcours);- no to little waves;- no strong currents.