Compatibility: The SWAROVSKI OPTIK Forehead Rest is perfectly tailored for NL Pure binoculars enhance the functionality of your equipment Provides Comfort: Guarantees you stay comfortable, even when observing for long periods Easily Adjustable: Can be adjusted so that your view is lined up perfectly Stability: Provides significant stability so in most instances you will not need a tripod for viewing over long periods of time Ideal For: It is ideal for maximum magnification of up to 12x The SWAROVSKI OPTIK FRP Forehead Rest is an innovative accessory that is perfectly tailored for NL Pure binoculars enhancing the functionality of your equipment. Apart from being user-friendly, harmonious design also plays a key role. This forehead rest guarantees you stay comfortable, even when observing for long periods. It can be adjusted so that your view is lined up perfectly. Since there is such a significant increase in stability using the FRP forehead rest with the NL Pure, in most instances the user will not need a tripod for viewing over long periods of time especially with the new 12x model.