Made of skin-friendly, breathable air mesh and stretch resistant neoprene polyester fabric, enough space to hold your phone, car keys, cards, cash, earphone, iPod, passport, cable, facial tissue etc. Widely used for GYM workouts, running, walking, jogging, hiking, cycling, yoga, fishing, camping. Made from cloth material, measuring 3.93*7.08 inches, this custom arm bag with adjustable shoulder strap. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization: Logo printing available with multiple packaging and color options. Product Highlights: Eco-friendly material, reusable, foldable for storage.