Make of aluminum alloy, feature high hardness and long terms use. The lens ensures that users get the best viewing effect and provide you with clear images Theater binocular have a widely ranges of applications in travel, hiking, camping, bird watching and other activity It is also suitable for watching large scale stage plays, concerts and soccer game, allowing users to better appreciate the Users can easily use the Drama Viewing glasses to watch without much operate Equipped with chain, easy to carry, compacts structure. to carry and easy to use in daily