This Bushnell Spectator 10x50 binocular is a full size binocular that is meant for outdoor sport usage where it is easier to view the match without making you way through the crowd. With a PermaFocus design that never needs adjustment to be sharp it comes with an extra field of view (except 18958 model) allowing you to never miss an action. The exterior of this binocular is rubber coated which protects it from minor impacts and also gives easy grip in wet conditions. These binoculars can be used with glasses as well. These binoculars are clear multicoated and lightweight for easy carrying. Their dual power model allows you to change field of view from 5-10x close-up without taking your eyes off the Match.