The 10x25mm Colorado Compact Binoculars by Barska is a lightweight, compact binocular that is well-suited for hiking, bird watching, and sightseeing. Fully coated optics minimize glare and transmit bright contrast-rich images. BK-7 Porro prisms render clear, high-detail images even in dim light, ensuring that this Colorado series binocular will perform in a wide range of lighting conditions.