BUOYANT CARRYING STRAP Innovative accessories that are perfectly tailored to these binoculars enhance the functionality of your equipment. Apart from being user-friendly, harmonious design also plays a key role. Our accessories offer you all kinds of useful add-ons, allowing you to tailor your SWAROVSKI OPTIK binoculars to your personal needs. FSSP floating shoulder strap pro Made from a special high-buoyancy material, the floating shoulder strap prevents binoculars from sinking should they fall into water.