This telescope uses push-and-pull mechanism to focus distant objects. You need to Pull it out completely and slowly push the barrel inside, while looking through the telescope, till the desired object becomes clear The spyglass is made of Brass with Leather Case; Dimension : 4.5 x 4.5 x 45cm (1.77 x 1.77 x 17.71 inches) ; Weight : 0.530 kg (1.17 pounds). This pirate spyglass can be utilized for years as a decorative item at your home and workspace. It enhances your home décor by giving it an elegant and sophisticated touch. Ideal for using on boats, hiking trips, bird watching, sports events, outdoor travel, sightseeing, concert, ball game, role playing, travelling etc. This handheld telescope is a unique gifting option for travellers, nautical collector's, and educational present for kids on occasionss like birthday, promotion ceremony, Thanksgiving, Christmas, friendship's day, Easter, engagements, weddings, anniversaries and more.