(P.S. Ships from Hong Kong) Being made from 100% Nylon, the Pocket can hold documents, notes, and can hold a maximum 6-inch phone. It is the minimum circumference 22.83in, and the maximum circumference 31.50in And it is suitable for everyday leisure, and outdoor sports, such as cycling, rock climbing, running, hiking and camping. Last , it is lovely and beautiful appearance for people who like sport.