SIZE INFORMATION - The running wristband wallet measures approximately 10 x 15 cm / 3.9 x 5.9 inches. Due to the stretchy spandex material, it fits most people. It is soft and flexible, easy to fit on arms, and brings a comfortable feeling without constriction. SLIM AND LIGHTWEIGHT - Made of quality polyester and spandex material, lightweight, wear-resistant, tear-resistant, skin-friendly, and durable. It can quickly absorb sweat, provides dryness, and breathability, which can make you feel comfortable and cool when exercising. 2 POCKETS - The wristband bag features 2 pockets, a zipper pocket, and a folding pocket. It stays securely snug on your arms. There is sufficient storage space to hold items without bouncing around during exercise. The zipper pocket can securely carry your valuable items such as credit cards, licenses, and cash. WIDELY USED - This wrist wallet is useful for daily activities, helping to store keys, cash, phone, and ID cards when traveling or playing sports, effectively helping prevent the loss of belongings. The wrist storage wallet is convenient for running, training, yoga, hiking, dog walking, and other sports. PACKAGE CONTENTS - You will receive 4 sport wrist wallets in different colors (blue, red, gray, and black), sufficient quantity for daily use and replacements. You can choose your preferred color to match your daily outfits.