The swarovski bino guard el provides optimum rain dust and dirt protection for lenses from the el range of binocularsthe user can fold back the guard in a single swift silent movement and is immediately ready to observe it is just as quick and easy to replace the bino guard el over the lenses with just one hand this ensures that no time is wasted in preparing the binoculars for use at the crucial moment the product is made from robust weather resistant neoprene and therefore has a long s